Halstead's past resurfaces when a former Army colleague is implicated in a deadly blast. As the FBI launches an investigation into Roy's disappearance, Upton feels the pressure of the secret she and Voight are sharing.

Starring:

Jason Beghe, Jesse Lee Soffer, Patrick John Flueger, Marina Squerciati, Laroyce Hawkins, Amy Morton, Tracy Spiridakos, Paloma Nozicka, Brianna Borger

Genre:

Action, Drama