Learn about the strange phenomenon that hits Chicago every Tuesday night.
David Eigenberg and Eamonn Walker answer fan questions from Twitter.
Watch the show's biggest fire yet come to life behind the scenes.
Casey races against a raging fire to save himself - and a rescued baby - from certain death.
A behind-the-scenes look at the minivan fire Casey and Dawson barely survived. Hosted by Jesse Spencer and Monica Raymund.
Cruz's worst fears come to fruition when a rival gang interrupts Leon's undercover assignment.
An antsy Dawson frets over her next move - until Casey shows up at her doorstep.
Go behind the scenes of Leon's car crash with stuntman Dan Maldonado.
Michael talks about how big the set is.