East West 101 S03E06 - Behold a Pale Horse

Malik hopes that a visiting Afghan cop can provide some answers to the mystery of the armored car robbery and its connection to a massacre of civilians in Kandahar. But the visitor is killed before Malik can talk to him, and Detective Travis is behaving erratically. Detective Lim undertakes her own investigation to discover what he's trying to hide from her and the rest of the Major Crime team.