There's a shift in show order for the crossover event. “Chicago Fire” will air first at 8 p.m., followed by “ Chicago Med “ at 9 p.m., with “ Chicago P.D .” concluding the event at 10 p.m.

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 ...

Ruzek gets dealt a personal blow on Chicago PD Season 12 Episode 10 as he works a dark serial killer case. Our review!

Well, she’s back in the action in the next episode. Chicago PD season 12, episode 3 is going to be an Atwater-heavy episode.

While a UK release date for this 12th season is still yet to be confirmed, Chicago PD returns to NBC this Wednesday (8th January) evening alongside its other One Chicago universe counterparts ...