Chicago Fire

Severide and Stella remain in jeopardy when her unstable ex-boyfriend surfaces.

51 responds to a dangerous call and Kidd is faced with a major decision.

Dawson and Casey deal with a very unsettling possibility.

Casey finds himself in the middle of a dire situation.

After the squad is unable to rescue a woman from her burning house, Casey and Severide disagree on a potential arson case.

Dawson accidentally hits a pedestrian while en route to a call.

Dawson and Antonio welcome their parents to town and Chief Boden discovers some unsettling news.

Casey and Dawson apply for permanent adoption of Louie.

Dawson and Casey meet with Louie's biological father.

Louie's father throws a wrench into Casey and Dawson's family plans.

Dawson and Casey each deal with difficulties in the field.

Firehouse 51 becomes the target of a dangerous criminal.

Boden finds himself in unchartered waters when a superior comes after him.

The situation turns dire when members of Firehouse 51 are split up and reassigned.

Firehouse 51 responds to the scene of a harrowing blaze that endangers the lives of many, including a member of the Chicago family crossover continues into "Chicago P.D." and leads into a preview of the newest Chicago franchise, "Chicago Justice."

Firehouse 51 falls under seige when local gang members take over.

A series of accidents turns suspicious.

Casey (Jesse Spencer) discovers a new crack house on the block that is harboring a female junkie and goes to extreme measures to remedy the situation. Dawson (Monica Raymund) and Brett (Kara Killmer) get assigned a new trainee (guest star Will Kiley) for the shift and the newbie gets the two in trouble when he surprises them during a harrowing call. Meanwhile, Severide (Taylor Kinney) gets an...

Dawson and Brett get assigned a trainee for the day and Severide's father Benny comes back into the picture.

Casey takes a huge risk to help another fire crew.

Casey lends a hand to an old friend.

Cruz finds himself looking at a possible suspension.

An out of control blaze spells trouble for Firehouse 51.