The crossover aired on Wednesday, January 29, starting with Chicago Fire at 8 p.m. ET, continuing with Chicago Med at 9 p.m. ET, and wrapping with Chicago P.D. at 10 p.m. ET. Like what happened with ...

One Chicago is back at it again, and fans are loving every bit! The franchise had its first crossover event in about five years on Wednesday, January 29, which, as expected, drew a ton of views, the ...