Michael Oberholtzer

A mole hunt within the KGB causes suspicion amongst allies and shatters trust within the Jennings’ marriage. Meanwhile, Stan’s plan to keep his mole safe puts her at even greater risk of discovery.

Erin and Anthony clash when Anthony's daughter is the sole eyewitness to a fatal shooting; Frank wants to punish an off-duty copy for his inaction during an armed robbery; Danny and Baez investigate a violent mugging.