The Beating Heart (I) Chicago Fire : Season 4 Episode 10
TV-14 NBC 43m
Aired: January 5th, 2016 @ 9:00 PM EST on NBC
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).
