Friday, 18:30 
Chicago Fire
S7, Ep15, What I Saw(MA15+)
In the first part of a crossover with "Chicago P.D.", a spate of robberies comes to light after a firehouse lockbox key goes missing. CPD's Voight has suspicions that a firefighter may be involved, and with Boden's support he recruits Cruz to go undercover and help sniff out any suspicious activity.