John Sorenstein is a fictional character portrayed by Julian Hester in the TV series Chicago Fire.
They appear in 1 episodes out of a total of 252 aired so far
Episodes1
Infection, Part I
episode S8.E4 october 2019A deadly bacteria takes its toll on numerous victims around the city, leaving Chicago's finest first responders to work together alongside the CDC to resolve the dangerous situation; Severide suspects something bigger is happening.