Callen and Sam's new murder suspect is a retired assassin they came across on their first case together. As the two head to Mexico to find him, Deeks and Nate help out the investigation in Los Angeles.moreless
The CSIs realize that the latest bodies discovered answer to some psychopath reenacting the game of CLUE in real life.
The murder of a retired Army Ranger brings the FBI in on the case, to Russell and Catherine's initial chagrin.
A wealthy museum patron is a suspect when a valuable sculpture is stolen. Castle and Beckett investigate the theft with the help of an insurance investigator who sets her sights on Castle.