David Correia

Sophia visits Brooklyn, N.Y., where she hopes to confront the ghost of her dead husband.

Nick investigates a grisly murder apparently linked to the `narcocorrido', a Mexican subculture that glorifies crime. Meanwhile, Warrick looks into the shooting of a man found dead in a casino car park.

Clark arrives at the hospital where there is a victim who's lost his memory after being shot in the head. The victim has no recollection of anything from the time before he was shot.