Jake Lockett

Jason and the team feel conflicted when they are tasked with bringing home an American soldier who was captured after deserting, in exchange for detainees in Gitmo.

Boden makes a decision that impacts the race for Deputy Commissioner. A tense call brings up painful memories for Carver and Damon. Mouch struggles to adjust to the new Truck.

Severide and Violet risk clashing with Paramedic Chief Robinson after Lennox makes a dangerous decision on a call. Capp and Tony attempt to break a world record. Cruz and Chloe's marriage problems come to a head.

When a missing artifact seems to be the key to solving a double murder, a conspiracy theorist (Jorge Garcia) helps the team.

Firehouse 51 welcomes back some familiar faces and says goodbye to Brett. Violet scrambles to decorate Brett's wedding venue. A call at the expo center takes a shocking turn.

After witnessing a domestic dispute, Brett and Violet decide to take the investigation into their own hands. Mouch vets Truck 81's new firefighter. Herrmann relies on something new to aid him on the job.