Chicago Fire

An arsonist takes notice of Severide as new red tape causes big changes in the department in the Season Two Premiere.

The threat of an arsonist with a vendetta against the firehouse looms and Casey struggles with the repercussions of Heather Darden's accident.

Severide is convinced he knows the arsonist's identity.

Internal issues threaten to derail Engine Company 51.

The future is uncertain for more than just Boden and Firehouse 51.

A physical workout turns mental for Severide.

The firehouse is tested to the limits when called to the scene of an epic railroad accident and Boden ponders his future.

A drive-by shooting hits close to home for Cruz and his brother.

Boden is left to wonder where things stand for Firehouse 51 as McLeod exerts her influence.

The Firehouse is set to close, but 51 is not going down without a fight.

Casey gets back to work after his brush with death.

Casey forges ahead at the Firehouse despite signs that he may not be fully recovered from his harrowing accident.

Firehouse 51 steps in when a blackout causes chaos in the community.

Despite the mystery surrounding Katie, life moves forward at the Firehouse.

Despite his frustration, Severide remains hopeful that justice will be served.

With Keeler's whereabouts unknown, the men of Firehouse 51 are looked at as prime suspects.

A Chicago civilians heroic action hits the firehouse in more ways than expected.

Away from the action, new bonds form and old ones strengthen.

Firehouse 51 struggles in the wake of a recent tragedy.

An explosion at a Chicago hospital rocks the city.

Change is on the horizon at 51, but forgetting the past can be hard.

A call to a boarding school leaves Severide questioning himself and Dawson's training is put to the test in the Season Finale.