Craig Tsuyumine

Gideon, Hotchner and their team reopen the unsolved case of a serial killer who has attacked someone for the first time in 20 years.

Jane and the CBI investigate when a retired star quarterback is presumed dead after his car blows up. Meanwhile, Rigsby and Sara Harrigan (guest star Jillian Bach) take their relationship to the next level, while preparing for a court case. Craig Bierko (Cinderella Man) guest stars as Doc Dugan, a retired pro quarterback. Michael Rady (Melrose Place) returns as Luther Wainwright.”

DEA Agent Talia Del Campo's partner is murdered; Kensi thinks Deeks is hiding something.

The team members go undercover on a cruise ship in order to locate and disable stolen rockets; as Valentine's Day approaches, Ralph develops a crush.

Izzie faces her past and finds comfort in George, while Alex becomes more attached to Jane Doe (Elizabeth Reaser), Meredith and Derek question their own status, and Cristina resolves to fight for her relationship with Burke -- despite her past with Colin Marlow (Roger Rees).

Charlie becomes the target of physical intimidation aimed at disrupting his work on the case of a missing investigative journalist.