Chicago Fire, When Tortoises Fly

S4 E1 • 42m • HDTV14

Casey is in dangerous territory; a protest hinders the firefighters' attempt to battle a blaze.

S4 E2 • 42m • HDTV14

Boden's job is on the line in the wake of a complicated call; Severide struggles to adjust.

S4 E3 • 42m • HDTV14

New evidence appears in the internal affairs investigation that can clear Chief Boden.

S4 E4 • 42m • HDTV14

The members of the firehouse band together to help one of their own.

S4 E5 • 41m • HDTV14

Boden steps up to host a neighborhood wedding that was ruined by a fire.

S4 E6 • 42m • HDTV14

Chief Boden's new neighbor asks him for a favor; tension escalates between Severide and Patterson.

S4 E7 • 42m • HDTV14

Boden thinks he's being set up by his neighbor; Severide's father pays him an unexpected visit.

S4 E8 • 41m • HDTV14

Patterson questions Boden's ability to lead the firehouse as the trial approaches.

S4 E9 • 41m • HDTV14

Members of Firehouse 51 are unhappy when Patterson fills in for Boden.

S4 E10 • 42m • HDTV14

A member of Firehouse 51 is treated for life-threatening injuries; Cruz searches for Freddie.

S4 E11 • 42m • HDTV14

The city prepares for a tornado; Brett is forced to go to Boden about Chili's erratic behavior.

S4 E12 • 42m • HDTV14

Herrmann is tormented by a decision; Severide helps with a case regarding homemade explosives.

S4 E13 • 43m • HDTV14

News of a mass shooting brings the members of Firehouse 51 into harrowing territory.

S4 E14 • 41m • HDTV14

Chili does not respond well when Severide tries to talk to her about her erratic behavior.

S4 E15 • 42m • HDTV14

Firehouse 51 responds to an unusual call from another firehouse.

S4 E16 • 41m • HDTV14

A propaganda attack causes Casey to reconsider his run for alderman.

S4 E17 • 41m • HDTV14

The remains of a baby's body found inside a home's chimney leads Severide to a case from his past.

S4 E18 • 42m • HDTV14

A call takes a bad turn when Brett witnesses a murder while aiding a victim who has a leg wound.

S4 E19 • 42m • HDTV14

Casey attempts to use political influence to remedy a gang retribution incident.

S4 E20 • 43m • HDTV14

Holloway testifies in court as part of an undercover operation; an art gallery fire traps a victim.

S4 E21 • 41m • HDTV14

Dawson risks her life to save a boy from a fire; Severide wants to upgrade the house's fire masks.

S4 E22 • 41m • HDTV14

A building collapses and leaves dozens trapped; Chief Boden faces a life-or-death decision.

S4 E23 • 43m • HDTV14

Lt. Boden and Jimmy are at odds in the aftermath of recent events; Kidd must deal with her ex.