Mark Vallarta

For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating.

In order to get Abruzzi back in command of the prison’s work detail -- and the escape plan back on track -- Michael must give up Fibonnaci’s location to Philly Falzone. Meanwhile, Michael and Dr. Sara grow closer as the escape gang grows by one. Outside the walls, Kellerman and Hale get some unwanted help tracking down LJ, and Veronica and Nick make a breakthrough.

After a teenage boy is brutally murdered while spreading the word of his church in Chinatown, Detectives Wysocki and Evers enlist Superintendent Colvin to gain the cooperation of locals. When the unofficial mayor of Chinatown is uncooperative, Alderman Gibbons is called upon to broker a deal that accelerates the investigation. Meanwhile, Teresa’s brother-in-law (guest star Rockmond Dunbar) rolls the dice with a shady business deal, and Liam goes even deeper undercover.