Ray Stoney

A series of strangulations leads the team to look for a killer who keeps mementos of his victims; Rossi's favorite bar is in danger of closing.

In the season premiere, Jane and Maura's friendship suffers following the shooting of Maura's biological father.

A diverse group of recruits arrives at the FBI Quantico Base for training. They are the best, the brightest and the most vetted, so it seems impossible that one of them may be the mastermind behind the biggest attack on New York City since 9/11.

A petty officer is found murdered on a golf course; McGee tries to locate a key witness by spending hours on the victim's ham radio; Palmer asks his co-workers to donate to a charity.

Human bones are found at the site of a now shuttered prison, the scene of melee and murder 36 years before.

The whole team must investigate a crime where a husband and his porn star wife were murdered execution-style.