A newly released trailer begins to document the aftermath of the 2025 crossover event for all three One Chicago shows. See it here!

A gas explosion brings firefighters, paramedics, doctors, and police officers to the scene from the start, and this crossover ...

The hours are counting down until the three shows of One Chicago come together for the very first crossover since 2019, and ...

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

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.

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.

Chicago Fire, Chicago P.D., and Chicago Med are all coming together for the first time in five years for a crossover ...

Chicago Fire showrunner Andrea Newman has offered a brief tease of what's to come in the One Chicago crossover.

The first One Chicago crossover since 2019 will air on NBC on January 29. 2025 – and showrunners have promised something "a little new for us," as some of our favorite characters face heartache.