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.

Investigators said the fire Monday night was started by a person, but it was not clear if the fire was intentional or an accident.

The fire started shortly before 7 a.m. in a two-story apartment building in the 1300 block of West Fuller Street.

The long-awaited One Chicago crossover is nearly here in the 2025 TV schedule, and the storyline on January 29 is epic enough that one star expects fans to "go bananas" when they see it. Chicago Fire will air before Chicago Med for the event in a time slot switch,

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

NBC’s One Chicago is airing its first crossover in five years tonight. Here’s how to watch the epic event featuring "Chicago Fire," 'Chicago Med," and "Chicago P.D.."

We have Chicago Fire to thank for One Chicago Wednesdays. The flagship series kicked off the NBC phenomenon in 2012. Over the last 13 seasons, we’ve come to think of the firefighters and paramedics of Firehouse 51 as family, watching them get married, have kids, and more.

Chicago Fire,' 'Chicago Med,' and 'Chicago P.D.' bosses broke down the tragic events of the crossover event & how it will affect the future.

The company was formed in 1891 through the merger of three firms that had salvaged property records following the Great Chicago Fire, and until the 1960s was the only legal title company operating in Cook County.

NBC’s Chicago Fire has kept fans engrossed with its adrenaline-filled storylines for 12 seasons and counting. From rescue missions to romance, the show manages to cover all kinds of drama.

Images from the 2025 One Chicago Crossover tease a massive emergency for Chicago Med, Chicago PD, and Chicago Fire teams after a gas explosion.

P.D.' showrunner Gwen Sigan promises 'some really fun character pairings between all three shows that are unexpected.'