New NBC Jesse Spencer 'Chicago Fire' Winter Return Episode Spoilers: Spin-Off ‘Chicago PD’ Crossover

NBC’s hit firehouse drama, Chicago Fire is back tonight from the holiday hiatus with an all new episode. Check out the plot preview below to see what is in store for the Jesse Spencer (House) lead series. Tonight's new episode crosses over with the spin-off series Chicago P.D.

Tune into the all new episode of Chicago Fire, tonight at 10:00 p.m. eastern on NBC.