'One Chicago' Crossover Event - How & When to Watch Online for Free!

The One Chicago crossover event is happening tonight (Wednesday, January 29)!

The NBC franchise returns with its first crossover in five years for an epic three-hour event.

Chicago Fire, Chicago Med, and Chicago P.D. will all be featured in the crossover.

Keep reading to find out more…

Here’s a plot summary, via Wolf Entertainment: “Chicago’s first responders come out in force to rescue hundreds of civilians. It’s the calamity beneath the surface, however, that sends our heroes on a race to save 40 people trapped deep underground, including two of their own.”

The One Chicago crossover airs on Wednesday, January 29, from 8 p.m. to 11 p.m. ET/PT on NBC. The event begins with Chicago Fire at 8 p.m. ET, followed by Chicago Med at 9 p.m. ET and Chicago P.D. at 10 p.m ET.

You can watch NBC on live TV streaming services like Hulu+ Live TV, DirecTV Stream, YouTube TV, and SlingTV, all of which offer free trials.

The crossover will also be available to stream the following day on Peacock.

Watch the promo…