Chicago Fire

Season 4, Episode 22

Episode Title: Where the Collapse Started

Air Date: 2016-05-10

Overview:

The team responds to a building collapse that's trapped more than a dozen people. Dawson's quest to foster Louie is aided by a familiar face. Otis, who's on medical leave, meets his temporary replacement. Severide and Kidd continue to see each other. Casey is at odds with Antonio.