Jesse Spencer's Return to 'Chicago Fire': Matt Casey's Future Revealed.

In the latest episode of "Chicago Fire," Captain Matt Casey considers moving back to Chicago after his time as legal guardian to his late best friend's sons in Portland comes to an end. He also tries to feel out where things stand with his ex-girlfriend Sylvie Brett, who he discovers is dating someone new. Actor Jesse Spencer, who plays Casey, says he's open to returning to the show full-time but doesn't think it's likely. The episode also sees Casey nominating Kidd to work with the DHS and FBI on a potential domestic terrorist attack.