Where To Stream Chicago Fire Season 2 Episode 20
A Dark Day
- Aired April 29, 2014
- 60 Min
- Rated 7.9
- Number 202 Of 299 Rated Episodes
Lt. Casey and Dawson volunteer to help at a charity run at Chicago Medical when a massive explosion sends Chicago into chaos. With one of their own missing in the blast, the firehouse is tested like never before.