Title: “Headcount”

Episode Order: Season 10. Episode 2.

Synopsis: A video of Casey from the roof rescue goes viral.

Mouch sets up a Little Free Library at Firehouse 51.

Herrmann breaks protocol. 

Air Date: Wednesday, September 29 (9-10 p.m. ET) on NBC.


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CHICAGO FIRE -- "Headcount" Episode 1002 -- Pictured: (l-r) Kara Killmer as Sylvie Brett, Jesse Spencer as Matthew Casey -- (Photo by: Adrian S. Burrows Sr./NBC)