Insurance agent Scott Eric Sommer's private plane crashes in the Everglades after his pilot was shot. Only Sommer himself is found alive. His accountant seems to have struggled and jumped out. The firm was under SEC investigation.

A Colombian importer is found with a 'necklace bomb' around his neck. The bomb explodes, killing a bomb squad officer, Al, who is Horatio's friend.

A man's torso is found inside a shark.

A dead man is found on the beach. A wealthy family is implicated.

A priest, Father Carlos, is found dead in his private office with gunshot wounds in his back.

A mother loses sight of her daughter Ruthie for a few seconds only later to find that her little girl is now dead at the hand of a pedophile. As the investigation continues, the detectives realize that they are dealing with a serial pedophile.

A man struggles on board a yacht and literally falls dead. On land, a male lap dancer is found dead after a night of partying.

A bloodied toddler walks down a street. Back at her house, her mother and three brothers are found dead. The only other survivor is her father who has a gunshot wound on his back.

A sniper shoots people during rush hour.

A horribly mutilated body of a professor is found lynched on a tree.

A teen model is found dead near a leech-filled swamp. Another body is found, seemingly burned from the inside.

A prostitute is found dead and a tourist is killed in a rental car.

A senior woman is found dead in her own blood-splattered apartment in a retirement community. Another case involves a body found inside an abandoned house used for cooking up recreational drugs.

A man is found dead, lying face down, gagged, the four limbs tied to the bedposts, with signs of sexual assault. The house shows no signs of break in.

An environmental lawyer is poisoned with a radioactive isotope and has only one week left to help the CSI team find her murderer.

A man is murdered at a peep show, and the suspects include his cousin, the stripper, her husband, and an ape.

At the start of the trial of Lorenzo Escalante, husband of city councilor Mercedes, for the murder of their equally Cuban housemaid Carmen Abregon, Horatio delays testifying while the hastily summoned team urgently examines a new corps. It's Bonita Cruz, another Latina maid, recruited and shot in almost exactly the same way, only while Lorenzo was in police custody. It looks like a copy cat or an actual serial killer, but neither theory works out, while the trail leads to the Escalante's devoted attorney and friend, Carl Galaz.

A drugs transport to incineration is attacked by a well-armed gang, but a woman shouting for help for her baby rather distracts Horatio and Speed, whose gun is jammed, but a bullet-proof vest saves his life. Only SWAT sergeant Hollis is killed, but as ballistics later establishes from a distant spot. Horatio finds the woman isn't the baby's mother, she was hired by a drugs gang. CSI is suspected of tipping them off, especially after Calleigh tests positive for cocaine, but Horatio traces that to a nearby spot suitable for the sniper. The fiends even left one of their own, badly wounded Lester Cassidy, behind to die in Paul Tomassi's workshop after consulting suspended MD Guillermo Santoyo.

The murder of a woman at a posh hotel has ties to the drug cartel, a bank robbery, and the witness protection program.

Ex-con Pete Wilton begs Horatio to use the skill that got him arrested to find his missing son Jeff. The knave is found to be a habitual marijuana user and fired over 200 bullets on the yard tree with mates Nick Gordon and Jared Hatch, calling themselves 4.20 boys. Pete forfeits his parole to cover for Jeff, but Horatio and Delko soon discover sinister indications in the boys' lockers, which turn out sadly prophetic, yet prevent an ultimate tragedy.

Two teenagers die during a Spring Break trip to the Miami beach.

A crowded nightclub burns down, leaving many injured and dead. The ensuing investigation leads the detectives to suspect that the fire is not an accident.

The body of a drug addict is found in a barn. Horatio, Eric and Tim investigate the scene and are nearly killed, when the place explodes. The case becomes personal to Horatio when one of the suspects claim to know Raymond Caine, his brother. Calleigh is working with Det. John Hagen on the case of a man shot dead to the heart in his car. The man turns out to be Alex's friend.

Three prisoners break out of prison. One of them is a child molester, previously caught by the CSI team, who is looking for his new victim as the detectives race against time to stop him. Another is out to get revenge against the people who got him convicted, one of whom is detective Calleigh Duquesne.

The investigation of the murders of 2 young models hit a sudden stop when the two perpetrators have diplomatic immunity from the US government.

The body of a man involved in recovering sunken treasure is discovered pinned to the wall of his new cabin cruiser by a spear fired from a spear gun at close range.

Maggots dropping down to the neighbor below from an apartment being renovated allow discovery of the body of Peg Donovan. Her skull was smashed with lumber, but she survived. Horatio's only logical suspect is Mason Shaw, who was convicted for raping her, and maybe planning from jail to prevent her testimony ruining his up-coming parole hearing. The team must find proof beforehand if he orchestrated everything from his Georgia prison somehow manipulating his own son - Chuck Shaw.

A young girl is kidnapped from her bedroom in the dead of night, and when an arm shows up without the body attached Horatio must determine if it belongs to his victim or a new one.

The two young owners of a city bar are gunned down after hours and another man is wounded in the attack, which was allegedly committed by a masked gunman. Calleigh's dad announces he is now a public defender and needs her help with a murder case.

Three murder cases are investigated after Hurricane Anthony hit Miami.

A fuel man lights up on fire during a race and burns to death despite wearing a fire-proof suit.

A man is found dead, his throat slit, in his office. Meanwhile, Raymond Caine's case is re-opened and eventually solved when Horatio Caine finds more evidence about the murder.

In the marina, a shark fatally bites Cindy Castiano, attracted by a bleeding earlier shot wound. She worked for P.I. Bruno Gomez to entrap wealthy men. So the suspects include victimized adulterers Carl Purdue, who as ruined and threatened her life, and Matthew Warner, who believes she loved him. Eric tries to pussyfoot after finding MPD detective Frank Tripp's fingerprints and his name on a client list.

The body of a young woman is dropped over railing. It appears that she has been dead prior to the fall.

A plastic surgeon is found dead, hanged in his own apartment. Meanwhile, a husband of his former patient, who died from complications during a routine surgery, is suing the clinic for the death of his wife.

The body of a teenage girl is lost during its transportation to the crime lab. Someone has bought the corpse.

An ex-torturer who once worked for the government of Cuba is found dead, bound to a chair, showing signs of gruesome torture.

A slow burn in the Everglades that turns on itself yields a body different than the one Eric and Alexx were brought out for, and endangers their lives; Horatio thinks he's found a sexual predator, but now he must prove it.

A paparazzi's death leads the investigators to another death of a young woman.

A masked man breaks in and trashes a house before shooting the father. The son is later found by the CSI team in a freezer.

A money van carrying $3.2 million is robbed. One of the two drivers is shot dead. Caine manages to track the stolen money, which turns out to be counterfeit.

A CSI wannabe steals crucial evidence from a murder scene and compromises the case.

A journalist witnesses a homicide and leaves the scene uninjured. The detectives, however, believe that there is more to this suspicious man.

A police officer literally drops down dead besides a car he pulled over.

A plane crashes on a beach because it was out of fuel. The pilot, however, was dead prior to the crash.

A rap concert is unceremoniously ended when a shot is fired by an unseen gunman. A body guard is instantly killed and the singer is wounded in his right arm.

Examining the bloody murder of a Miami father and his wife, which the teenage daughter survived, Horatio's team soon finds trails to a car rented by a man who flew in from New York City. There Horatio teams up with his CSI counterpart Mac Taylor, who is examining a cop-killing, possibly by the same murderer. Together they follow him, work out what erroneously drove him to Miami and arrive at an analogous crime scene, where rich Michael Hanover and his wife were killed, badly stabbed adolescent son Mike Jr. The matter of key access suggests some involvement of the janitor.

A porn star is strangled to death. Evidence points to the owner of her studio as a primary suspect.

A boat crashes into a bridge. On it is a dead body of a man. He was killed while delivering ransom money to his son's kidnapper.

Horatio's attempt to protect the young witness of a drive-by boat shooting at a party may put Yelina's life at risk when the suspect finds out about the boy.

A woman falls from the sidewalk and is hit by a speeding bus. She dies instantly. A hand-shaped bruise on her back convinces both Alexx and Horatio she was murdered. Horatio wants someone with no biases to work on the case and assigns the rookie Ryan to the case. Horatio just hired him because he is impressed by how clean Ryan's guns are. Calleigh's father thinks he may have killed someone while driving drunk.

A group of teenagers gather at a golf course at a specified time. After the flash mob disperses, a body is found near the site. The CSIs follow the mob to a very prestigious prep school. They manage to trace the origin of the text messages telling the receivers to meet at the golf course to the son of one of Florida's most famous defense attorneys. At the same time, Horatio and Yelina are working to find the killer of a woman found in a dumpster.

A young girl is stabbed to death in a trendy night club. Jenny was an undercover investigative aide working for the Alcoholic Beverage Control. Her target was the club owner. As Horatio is questioning him, a loud noise draws him outside where a car speeds up and crashes into the door. The body at the back of the car leads the detectives to a spa where they suspect that there is something illegal going on.

The jury of a brutal murder of a woman visits the crime scene and a juror falls down with a seizure. After the initial chaos, the defendant, the victim's husband, is found dead with a knife stuck in the back of his head.

An impending tsunami is the backdrop for a heist gone wrong and bodies keep stacking up as Horatio and his team struggle to pin down the man behind everything.

After speed-dating 15 women, each 5 minutes, in a South Beach club, Richard Laken is found murdered in his vandalized car. The stylist date who poured the acetone -accessible in her trade- over it admits so, but did so well before the murder, so her story that Laken left early is believed. Indeed, the club's dates record shows Richard left after talking to Rebecca Briggs, who claims he was systematically using their information to commit robberies, but that proves to be the club manager's scam. However at least someone else in the club had a murder motive...

After a just married couple finds 5 dead men while diving it looks like a ship has been pirated and Horatio and his team have yet another murder case.

A man is seen falling from an apartment building, yet the corpse found there is not his but Michael Johnson, a resident, who was deeply wounded by an unidentified round object. First subject is junkie Doug Ramsey, who is arrested by Horatio for probably abseiling to break in and steal the $100,000 heirloom ring of the condo owner, Edward Mathis, who is however found taking it back after its sale, insurance fraud. The wounding object is found, a CD recording kinky sex scenes of missing Donna Scott and reputedly strict criminal judge Isaac Greenhill, whose former court clerk is Mathis, who apparently blackmails him. Ramsay claims police abuse, IAB Sergeant Rick Stetler investigates Horatio, but Ramsay's X-rays... Speculating on a link with the judge's major cases, the team finds Donna's corps in a strangler's peat swamp dumping ground, with vomit which allows a DNA trace to Mathis, but Horatio now considers him a mere pawn...

A husband and wife are carjacked and she later ends up dead and her husband is wounded. The husband is the oldest brother of a family that owns a very good business.

A presumed retaliation shooting in an ER turns out to be a bit more complicated, and Ryan begins to suspect a mother of abusing her baby.

During a routine traffic stop, a cop gets killed and the civilian who drove along with the cop is missing. Horatio and his team find out a 16-year old girl has got something to do with it.

The team investigates the murder of a bellman at a hotel. A man asks Calleigh to look for his wife who is missing.

When a snake is tied to drug smuggling, DNA may be the key to Clavo Cruz's father's cooperation around diplomatic immunity. Ryan and Calleigh get caught up in an identity-theft case and linked murder.

A fire in the glades complicates the search for the perpetrators of three murders, and puts a team member in the sights of an escaped killer.

When a cargo plane crashes, Horatio must determine the cause and how a corpse ended up in the hold.

The team investigates the murder of a tester who works for a skateboard empire, and Horatio moves fast to find a stolen sex video before it's marketed.

The death of two IRS agents sends the team on the hunt of three killers, meanwhile Wolfe keeps stepping on people's toes.

A woman is murdered at a bar that serves more than just drinks. After a night out, Delko's badge is missing. Horatio finds out that his brother killer is really a DEA agent under deep cover and his brother is still alive.

A shooting at the courthouse gets more and more complicated as new suspects are identified.

The man who killed Horatio's brother is found dead, which puts Caine on a trail the Feds don't want him on, and the team works to solve the murder of a popular classmate at a fifteen year reunion.

A stay of execution sends the lab scrambling to reexamine evidence in order to keep the killer on death row, but he has his own plans.

An explosion at a "Break-In Party" leads to the discovery of a bomb, and a search ensues for the person who ordered it, before it's too late. Meanwhile, Caine and Calleigh each have personal matters to deal with.

Horatio and the team, reunited, encounter the Mala Noche gang while investigating a shooting that killed an officer and the rape of a maid.

A case involving the death by shark of a young woman, takes many paths.

The search is on for a young woman who disappeared from a club, and an old case of Horatio's resurfaces.

Tobey Hollins is caught by the Miami Police Departement and is sent to prison for murder. Horatio has some doubts about Tobey's guilt, since some evidences clearly identify some one else as the murderer. Horatio and his team now try everything to disprove Tobey's guilt.

Pool employee Armando Diaz's bloodily battered corpse is found in Craig Seaborn's 5-star hotel Graciana's gardens. He was killed in the penthouse, where three wives had a 'husbands nor sex' weekend. Beth Jacobson admits she had sex with him, but when he called her too unattractive to get hard a fight ensued, so she struck him with a towel bar, thrice. He also had safe sex with Felicia Hardy, who claims she didn't realize he was badly wounded when passing out after hitting his head against the bed. Wolfe follows a third blood trail, to the staircase and more suspects. It must all be tied in. Meanwhile chief James Burton warns Horatio his team is under scrutiny, just now there are tensions about sticking up evidence kits, labor division and Wolfe's media ambitions, apparently paying off a TV reporter.

A killer who has it out for Horatio surfaces in Miami, and frames him for a murder.

Henry Darius, a man who killed several women in New York, claims that he also killed a woman in Miami and offers to show them where he buried her. The plane transporting him suddenly has to make an emergency landing and Dairus escapes. He kills some people to get their car. Horatio learns that the plane was sabotaged and he thinks Darius had a hand in it. Horatio sends for New York Detective Mac Taylor who was the one who caught Darius. Horatio decides to look at the woman's disappearance again and discovers that the husband didn't tell him some things that could have helped him find his wife. Darius continues to go on a killing spree and Horatio learns that Darius is not the killer, so he has to find out how Darius knew about the woman.

Ryan Wolfe, with a nail knocked next to his eye, is being carried to hospital by Delko. There, Horatio remembers how the day started, with the discovery of a murdered woman who was attacked by someone with a nails gun.

During an early morning trip to the bank, Delko ends up witnessing a robbery and fatally shooting one of the suspects. As the investigation progresses, Wolfe realizes that the robbers are trying to replicate a violent video game.

When a drug dealer is gunned down in his home, Horatio and the team must determine who, out of three suspects, committed the crime. Meanwhile, Delko faces a serious threat to his career, and Calleigh makes a decision about hers.

New technology on DNA testing reveals that a man convicted of a rape six years back is innocent and he is promptly released. Now a free man, he is eager on pressing charges against the department and the crime lab for his false conviction. Meanwhile, Horatio and his team reopen the case in hope to catch the real rapist. In the morgue, Alexx examines the body of a young woman who died from infections caused by a piece of cloth left inside her after an operation. She is intent on finding the surgeon responsible for this untimely death.

A participant in a seminar on how to pick up women is found murdered after he's "closed the deal." Elsewhere, Marisol gets into trouble that affects the lab.

Horatio and his team investigate a double murder at a concert, but unraveling the mystery becomes difficult when leads take them in two directions: the Mala Noche gang, and a pharmaceutical company.

The owner of a club is found hanging from a bridge, with two shots in his eyes and a joker card in his pocket. At first it looks like a Mafia work, but the suspects list drastically changes when the CSI team discovers that the murder is described in the script of an upcoming movie.

A trip to the beach for Eric Delko turns sour when a body is uncovered beneath the sand. The man was killed elsewhere and dumped here. Elsewhere, Horatio is certain that his old enemy from New York is back when two murders occur in Miami. He immediately contacts Jennifer Wilson whose parents were killed by the same murderer, Walter Resden, many years back when she was still a little girl.

The murder of a paroled pedophile leads the team to many suspects, one of them at the lab.

As a murder investigation becomes more complicated, Caine must ask Natalia to reveal something from her past in order to solve it.

The team works to implicate a man, after he is acquitted, when the body of his wife finally turns up.

A robbery at a spa injures Marisol, and a hunt starts for the three thieves before more are hurt.

The team ends up trying to help recently released suspects who may be in danger because of money they've stolen.

A misdialed cell phone number sends the team on a desperate search for a kidnapper.

When a man is killed by sharks after going overboard a cruise ship, the team finds multiple suspects and another missing passenger.

A spoiled heiress is found dead in her bathtub during her own party, and the investigation puts Horatio on the trail of an abducted young girl. Horatio tells Delko of his marriage plans.

As Horatio and the team are on the verge of putting away members of the dangerous Mala Noche gang, a tragedy strikes.

The hunt for Riaz continues against the stress of the FBI taking over the lab based on an anonymous tip and one of their own being killed.

Delko and Caine follow Riaz down to Brazil, where an unexpected family connection appears. Meanwhile, Calleigh is in charge while Caine is away, and Natalia is having a rough day.

A biker who falls off a balcony was an undercover A.T.F. agent. The gang he infiltrated may be running "corner-shot" guns designed for urban warfare, and another agent who also infiltrated the group may hold the key to the case.

The murder of a young socialite could be connected to a death pool, an offshore gambling boat, and a counterfeiting ring.

Investigating a male corpse found in the marina involves male models and their modeling agency, while Natalia's abusive ex-husband begins stalking her.

When a City Councilman is found stabbed to death, Horatio and the team find themselves tied into an eminent domain case and Ryan bonds with a teenager on the scene.

Wolfe believes that he may have triggered a Santeria curse when he disturbs a miniature coffin at a murder scene.

The investigation into a beheading during a stunt at an automobile "sideshow" could ultimately expose a larger cover-up involving stolen cars and jet fuel.

CSI steps up the search for potential serial killer who may be connected to a professional photographer after it discovers that Natalia's sister may be the next victim.

After the murder of a bachelorette contestant in an auction, CSI discovers that the victim was working undercover for the government. And the event organizer may have connections to a terrorist cell.

The death of a Marine recruiter ultimately leads Horatio to open an investigation into the death of a soldier in Iraq. The soldier's brother claims responsibility, but Horatio suspects a cover-up.

The defense attorney in Horatio's terror cell trial is murdered by a stray bullet, but the investigation reveals that his client was the real target. Meanwhile, Wolfe compromises the only evidence in a gang-related murder.

When Natalia's ex is found dead at his home, Horatio must step into the investigation to keep his team safe from an overeager investigator.

The death of an illegal emigrant by land mine ends up turning into three investigations that also include an assassin and death at a bar. Unfortunately it also puts several officers at risk, and Delko into an untenable position.

The robbery of a police truck containing confiscated weapons is connected to a plot to spring Clavo Cruz from prison, and one of the guns stolen in the robbery is used in the shooting of a young boy.

While the manhunt for Clavo Cruz continues, Delko fights for his life after the shooting.

While investigating the double murder of a babysitter's parents, Horatio stumbles upon a local physician who may actually be a serial killer.

A grizzly bear attack in the everglades puts suspicion on the hunting party, but things get more complicated once their hotel room is found.

A real estate developer is murdered, and the investigation uncovers a complex web of deceit involving his wife her two identical triplet sisters. But the apparently-murdered developer may have had a surprise of his own.

A gaming official accused of trying to dip into Indian casino profits is found scalped to death, and the discovery of a dead prostitute's little black book suggests that he's part of a larger plot involving County Commissioner O'Shay.

An actor is found dead in the trunk of a stunt car, but the investigation reveals that he actually died in his room at a high-profile celebrity rehab facility.

A far from amicable divorce comes to a bigger crisis when bodies start piling up, and Delko falls afoul of a former nemesis when he misses a payment.

While investigating a possible arson case, Horatio discovers that Yelina is back in Miami working as a private investigator. Meanwhile, Wolfe's prior relationship with one of the suspects gets him in hot water with his superiors.

While CSI tries to find out who killed a carjacker, Wolfe is forced to become an adversary as he takes a job as a television crime analyst.

CSI goes after a serial killer whose signature is related his extra "Y" chromosome, once believed to be the "killer gene."

A probation officer is shot and killed, and one of the suspects turns out to be Horatio's biological son.

An Internet celebrity's boyfriend is killed with a bow and arrow. During the case, Horatio becomes a "cyberlebrity" himself, which puts his life in danger.

Horatio goes on a manhunt to find two criminals who escaped from a prison bus after their arraignment. However, he also learns that his son's life is in danger in prison.

A young woman dies from carbon monoxide poisoning but the man with her survives, in what appears to be a suicide pact related to their credit card debt. Meanwhile, Delko starts seeing his dead colleague, Tim Speedle.

A former star pro quarterback is killed. But the investigation determines that the person who initially tried to kill him did not deliver the fatal blow.

A man is killed during an eclipse. But when a second person is killed in her home, Horatio suspects that he may be dealing with a serial killer who targets his victims only at night.

A model is electrocuted on a runway, and CSI discovers that the case is connected to a heroin smuggling ring involving a designer and the prisoner who held Horatio's son hostage.

A young man is shot to death in a hotel elevator, and the murder appears to have ties to a gang initiation. Meanwhile, every member of the victim's family is bent on exacting revenge on the shooter.

Calleigh could find herself in trouble after she is involved in an off-duty shooting. Meanwhile, the shooting leads detectives to a separate murder, which is connected to drug dealers.

A nanny is murdered, and the suspects in her death include members of the family she was working for, her boss, her fellow nannies, and her ex-boyfriend.

Three gunrunners are killed by a new high-tech weapon called "The Vaporizer." And after Horatio interviews the CEO of the defense contractor that made the weapon, he also turns up dead.

A woman killed in a meth lab turns out to be an informant. CSI discovers that she was having a relationship with her married handler, and that she was also pregnant.

The mother of Horatio's child surfaces and becomes a prime suspect in her husband's murder. She also comes under suspicion when the witness in Horatio's son's trial suddenly disappears before she can testify.

The bride of a baseball star is shot on her wedding day. Suspects include his best friend and teammate, his bodyguard, and his agent. However, CSI discovers that the bride was not the intended target.

The body of the witness Julia Winston paid off in Horatio's son's trial is found in a swamp, but Horatio's investigation is interrupted by his extradition to Brazil to face murder charges. Meanwhile, Calleigh is kidnapped.

Calleigh's kidnappers use her to try and cover up a shooting death that they committed. However, she discovers that the gunshot is not what killed the victim. Meanwhile, CSI uncovers more clues in the death of the trial witness.

The team believes that it is dealing with a vigilante when two murder victims turn out to be pedophiles who were exposed as predators on a television program.

The team finds a body in a sinkhole, which turns out to be related to an underground bank robbery. The case also involves an incriminating video of a wealthy businessman's daughter with a drug dealer.

Alexx's son is a central figure in a murder investigation involving drug dealers, and Alexx does everything in her power to help and protect him.

A notorious private investigator becomes a central figure in an investigation into a phony 911 call that ends in death, and he uses information he's gathered about Calleigh and Eric to get them thrown off the case.

A man falls to his death from a skyscraper window, and the new M.E. is shot and killed at the scene. The crimes are soon connected to ammunition dealers, an ATF agent, and Horatio's son Kyle's new stepfather.

With the help of Wolfe and an ATF agent, Horatio stages his own death as part of a plan to get Ron Saris and a shipment of fused-alloy bullets off the street.

The investigation of a badly-burned corpse at a beach party leads CSI to a fuel smuggling ring with ties to human trafficking.

The daughter of Delko's therapist is murdered, and a number of her mother's most troubled and ex-con patients come under suspicion.

The discovery of a dead ultimate fighter in The Everglades leads CSI to a case involving extortion and a fight club owned by the Russian mob.

As the team investigates a bomb explosion that killed a 17-year-old girl in a clothing store dressing room, Horatio discovers that Julia Winston and Kyle are facing new troubles.

The only witness to a mob-related murder is killed by a runaway crane, but Horatio is determined to make sure the killers are brought to justice.

A tanning butler is found murdered in a hotel bed next to a housewife-prostitute. However, the woman claims that she was drugged and has no recollection of the crime.

A baby girl is stolen from her mother in a crowded area in broad daylight, and the investigation takes an unlikely turn when CSI discovers that the mother's husband is not the biological father.

A sadistic killer of young women strikes again, one year after the original crime. However, CSI soon discovers that the trail may lead back to the police officer who investigated the original crime.

While investigating a homicide at a seedy motel, CSI discovers that Delko has been staying at the hotel and may have been the target of a shooting himself.

A reformed gang leader recently out of prison offers to help Horatio bring down his gang from the inside after it is suspected to be involved in the death of a community leader.

A young man with amnesia is found walking the street in a daze, covered with blood from a triple homicide. But did he commit the crime or witness it?

As CSI investigates the murder of a horse owner at a racetrack in his luxury box, Horatio uncovers a plot to fix races involving an old nemesis from the Russian mob.

Calleigh is in a coma after a smoke inhalation injury sustained while investigating a case involving a dead doctor, drug dealers, and black market organ transplants.

New evidence proves that a man recently convicted of murder is innocent. But are his defense attorney and judge conspiring to keep him behind bars to protect the real killer?

Defense attorney Derek Powell's fiancée is killed during a yacht heist, but the investigation may be compromised when Delko's citizenship is questioned and he is threatened with deportation to Cuba.

A man is hanged from a gazebo during his ex-wife's divorce party, and the investigation reveals that he was leading a double life. Meanwhile, Horatio gets Kyle a job working with the medical examiner.

A flight attendant is found dead after a flight in the baggage claim area, and the suspects include jealous coworkers, a drug-smuggling Federal Air Marshal, and a pilot cheating on his wife.

While CSI investigates a series of burglaries, Horatio discovers that the team is being watched by Russian mobster Ivan Sarnoff.

Russian mobsters kidnap Wolfe and try to influence him to clear one of their associates who is a suspect in a robbery-homicide case.

A plastic surgeon is killed by a wood chipper. During the investigation, Horatio discovers that his old nemesis Ron Saris is still alive and was one of the dead plastic surgeon's patients.

One of the finalists in a "Bachelor"-style reality show is killed, and the team must find the killer among the other contestants, the host, and perhaps even the "Bachelor" himself.

CSI connects a hand grenade explosion in a restaurant that killed two people to a credit card scam, while Horatio tries to help a waitress at the restaurant regain custody of her child.

Ron Saris has a connection to a series of deaths where the bodies were dissolved in sodium hydroxide, Wolfe exposes Dr. Price's prescription drug addiction, and Julia Winston is driven over the edge.

Ivan Sarnoff escapes an assassination attempt by the Russian mob, and is on the loose. Evidence also suggests that Delko's father was involved, while Yelina, working undercover, is asked to find Sarnoff and finish the job.

As Delko fights for his life once again, he flashes back to 1997 and the case that helped launch his career as a CSI.

A man desperate for justice creates a hostage situation at the Miami/Dade Police Department, and Horatio looks into his claims. One of the hostages is Jesse Cardoza, a former CSI who is returning to his old job.

A "cougar" is romantically connected to three victims who were electrocuted during a beach volleyball tournament, and the internal investigation into Calleigh and Delko comes to a conclusion.

An investment broker who stole millions is found dead in his plane, and the investigation reveals no shortage of people who wanted to kill him--but none of the money he stole.

While investigating an e. coli-related death, the team finds itself stonewalled by a powerful corporate interest, and the case takes a serious emotional toll on Delko.

The team discovers that Delko is working for an attorney defending a homeless man accused of raping and killing a wealthy woman.

The CSIs have 24 hours to find out if a man on death row is truly guilty, and Eric Delko returns to work the case.

A pornographer who was acquitted in Los Angeles for the murder of his wife is suspected of killing anther woman in Miami. Horatio and Delko travel to L.A. to further the investigation--and clear Jesse's Cardoza's name.

While CSI tries to figure out who and what caused a fatal house fire, Calleigh communicates with the victim and searches for clues by means of an out-of-body experience while in a coma.

While investigating a murder that takes place during a diamond heist, the team discovers that the culprits weren't after the diamonds. Meanwhile, a package of diamonds is stolen from the evidence box at the crime lab.

When a suburban soccer mom is murdered, the CSIs uncover her family's dark past, while Delko continues his undercover mission.

The state's attorney Delko has been working with is killed by a car bomb. The car was stolen from Evidence just like the diamonds from the earlier case, and the evidence soon leads back to Wolfe.

Horatio suspects that a disgraced graduate psychology student is killing the people who caused her to fail, and is leaving cryptic messages for the crime lab. However, could it actually be part of an even more sinister plan?

Cardoza is killed by professor Starling's gas attack in the crime lab, but the ensuing investigation proves that he had an accomplice in the attack.

Just days before the professional draft, a star college quarterback becomes the prime suspect in a murder investigation when the bottle girl at a night club is found dead in his cabana.

A blind man is the police's only witness in a kidnapping case, but he winds up pointing the finger at a familiar face who was supposedly in prison at the time of the abduction.

Memmo Fierro, the man who killed Horatio's wife and Delko's sister, escapes during a prison break, and is on a mission to find his daughter, who has been placed in foster care.

Horatio finds a confused, disoriented man in the Everglades next to a buried severed head, and soon discovers that the man may have committed the crime while in a dream-like trance.

One of the stars of a popular reality television show is killed, and based on the evidence, all of her co-stars are prime suspects.

The team is on the hunt for a sniper who is targeting a bookmaker.

A pregnant woman is found badly beaten, and the unborn child's life is in danger. And the investigation uncovers a complex conspiracy involving several angry parties.

When a sugar refinery explodes, CSI discovers a shocking secret about the lone victim's identity.

An Internet entrepreneur is killed in his pool by an alligator, and the investigation leads back to two high-profile matchmaking services, one of which may not be what it seems.

While CSI investigates a strange double homicide involving one bullet, they discover that the case is connected to a bizarre, deceptive online love triangle.

The team tries to figure out who killed a roller derby star in the locker room during a match.

Horatio's old nemesis Memmo Fiero returns to Miami to take over Mala Noche from the people who were in charge while he was in prison.

A high school "mean girl" is stoned to death, and the evidence points in the direction of two of her biggest bullying victims.

After a young woman is tortured and killed in the hurricane shelter of a foreclosed home, and another body is discovered in a state park, CSI suspects that it is looking for a man and woman team of serial killers.

The team discovers that somebody is hunting illegal immigrants in the Everglades.

CSI uncovers a heroin trafficking ring while investigating the murder of a delivery company driver.

A convicted killer who escaped from prison is now suspected of another murder. However, he kidnaps Natalia and tells her that he is innocent of both crimes, and a reexamination reveals that he may be telling the truth.

A former MMA fighter escapes from prison and is planning to create a disturbance at an MMA fight featuring the man whose testimony put him away.

Horatio and Eric try to figure out what role a co-ed with dual personalities played in the murder of her roommate in a spa.

A mild-mannered accountant claims that he is being framed for murder, and a deeper look into the evidence proves that he may be right.

The final jailbreak escapee is caught, but he escapes police custody and is on the loose in Miami, and the life of one of his former cellmates is turned upside down by his actions.

Horatio saves Natalia and sets out to track down Randy North before serial killer Jack Toller strikes again. However, a seriously-wounded Horatio begins having visions of his dead wife Marisol.

The team tries to figure out who killed a male escort who was found in a hotel cabana.

Solving the death of a Dade University co-ed becomes more complicated when the crime scene is destroyed by a tornado, but the investigation soon focuses on a team of storm chasers after a second badly injured person is discovered.

The team races against time to catch a sadistic man who is torturing and killing prostitutes before he kills his latest victim.

Horatio turns to prisoner Memmo Fiero for help as he tries to find a notorious Mala Noche assassin who has targeted a Mexican sheriff and her family.

The team investigates the bizarre death of a housekeeper in the island mansion that belongs to a famed vampire novelist.

A masked robber crashes into an illegal high-stakes poker game, leaving a Hollywood producer dead. But the evidence suggests that he was killed by a hidden second accomplice.

When another body of a dead woman is found on the beach, Horatio thinks that Esteban Navarro, the "Miami Taunter," has struck again. But could it be the work of a tribute killer, or perhaps something even more sinister?

Three high schoolers convicted of killing a boy in 1992 are set free 19 years later. However, when one of the men is found stabbed to death, new questions arise about their innocence and what really happened that fateful day.

The kidnapping of a family from their home leads the team to discover an unlikely connection to a drug dealer recently released from prison.

The death of a mom sends CSI to the strange world of child beauty pageants, and it also sheds light on an even more sinister crime from years ago.

A cell phone billionaire who is dying from cancer is killed by a "smart bullet" from an unusual sophisticated prototype weapon his company was creating.

A skydiver is killed after his parachute is sabotaged, and the suspect list includes more than 100 of his sperm donor children.

When a pair of sorority sisters are murdered, CSI's investigation focuses on another woman who was humiliated by the two as a pledge ten years earlier.

A by-the-book accountant is killed after being run over in the ocean by a motorboat, and the team soon discovers that he made a lot of enemies by exposing their illegal activities.

CSI links a dead body found buried on the beach to an old nemesis, Esteban Navarro. And a closer investigation of the crime scene could uncover a wealth of other shocking Navarro family secrets.

While investigating the death of a groundskeeper at a prestigious tennis academy, the team uncovers evidence that the academy's main teacher is a child molester.

After a murder helps uncover a scandal involving a city councilman, Horatio discovers that a sleazy defense attorney from his past may be blackmailing his clients into helping keep his other clients out of jail.

When one of the CSI's biggest enemies is murdered, Horatio must determine which of his team members is a suspect.

While investigating an e. coli-related death, the team finds itself stonewalled by a powerful corporate interest, and the case takes a serious emotional toll on Delko.

A young man with amnesia is found walking the street in a daze, covered with blood from a triple homicide. But did he commit the crime or witness it?

A crowded nightclub burns down, leaving many injured and dead. The ensuing investigation leads the detectives to suspect that the fire is not an accident.

Defense attorney Derek Powell's fiancée is killed during a yacht heist, but the investigation may be compromised when Delko's citizenship is questioned and he is threatened with deportation to Cuba.

While the manhunt for Clavo Cruz continues, Delko fights for his life after the shooting.

Investigating a male corpse found in the marina involves male models and their modeling agency, while Natalia's abusive ex-husband begins stalking her.

The CSIs have 24 hours to find out if a man on death row is truly guilty, and Eric Delko returns to work the case.

One of the stars of a popular reality television show is killed, and based on the evidence, all of her co-stars are prime suspects.

While CSI investigates a strange double homicide involving one bullet, they discover that the case is connected to a bizarre, deceptive online love triangle.

Calleigh is in a coma after a smoke inhalation injury sustained while investigating a case involving a dead doctor, drug dealers, and black market organ transplants.