The first three-hour crossover in more than five years unites the crews from 'Chicago Fire,' 'Chicago P.D.' and 'Chicago Med.

What did you think of the epic One Chicago crossover "In the Trenches"? Read our full review of the three-hour spectacle now.

Again, NBC’s press release confirmed that another new episode of Chicago Fire’s current season 13 is indeed scheduled to make ...

Three fan-favorite shows are coming together for an epic crossover episode. Wednesday, January 29th, Chicago Med, Chicago ...

The crossover starts at 8 p.m. with "Chicago Fire" followed by "Chicago Med" at 9 p.m. and "Chicago P.D." at 10 p.m.

Many One Chicago stars have crossed over between shows, but perhaps the most frequent character to do this is Desk Sergeant ...

Chicago Fire' and 'Chicago Med' showrunners share the trials and excitement of creating the #OneChicago crossover event, and ...

NBC’s One Chicago is airing its first crossover in five years tonight. Here’s how to watch the epic event featuring "Chicago ...

How hard is it to create a three-episode crossover? Chicago Fire showrunner Andrea Martin dishes on that & more in this ...