Chicago Fire season 4 episode 10

Air Date: 2016-01-05

Duration: 42 min

Genre: Drama

The Beating Heart (I)

Herrmann fights for his life after being stabbed; Cruz hits the streets to find Freddie. Mouch proposes to Trudy. The crossover continues on Chicago Med S01E05 Malignant (II) and Chicago P.D. S03E10 Now I'm God (III).