James Black

Susan tries to convince the police of her innocence; Tom and Lynette go away for a romantic weekend; Gaby discovers her stalker's identity.

The unit initiates a manhunt for a serial killer who jumps trains and targets people who live near the railway.

A decomposed body found in a tub of acid at a naval base leads Gibbs to deduce that an impostor is serving aboard one of the nuclear submarines.

Michael takes on a sympathy case for a Haitian man whose daughter was murdered by a corrupt government official who he believes is hiding in Miami. Michael sets out to prove the fugitive's true identity in order to return him to Haiti. Meanwhile, Michael gets closer to tracking down the person who tried to kill him.

George's domestic routines irk Arthur; Keith applies for a new job; Joe challenges the logic of Brenda's 12-step plan; Claire reawakens her artistic muse.

The Fishers hold a yard sale; David grooms Arthur for a new role; Nate gets involved with Maya's play-group; Keith adjusts to his new job.