Chad Addison

The team discover that the bizarre death of a Marine and his two friends may be linked to their past, but it's Gibbs who ends up taking a trip down memory lane.

Jackson must deliver bad news to the doctors; Derek's sister visits; Richard surprises Catherine in Boston; Bailey makes a risky decision about her research.

Brennan is called up for jury service, but the lack of watertight evidence means a footballer with the means and motive for murder may walk free.

An explosion at the Navy-Marine Corp Relief Gala launches an investigation that reveals Pride was the bomb's primary target.

Pride suspects that Baitfish has returned, and the NCIS team set out to chase leads in an attempt to locate him.

Callen continues hunting Katya; Kilbride enlists NCIS to help find a truckload of stolen guns, but the assignment becomes more challenging when their suspect is found dead.