Halstead and Atwater go under cover to prevent military-grade weapons from hitting the street; Voight calls in a favor to clear Olinsky's name for Bingham's murder.

Starring:

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

Genre:

Action, Drama