Zone

After a young violinist is shot to death, Patrick Jane questions the members of the Northern California Symphony Orchestra about the murder. Meanwhile, Cho crosses paths with a precocious young pickpocket.

In the season premiere episode, Officer John Cooper returns to duty after recovering from back surgery and meets his new partner, Officer Jessica Tang, a tough and disciplined cop with her own set of baggage from working the streets. Lydia, whose new partner is Ruben Robinson, can't seem to escape helping a former CI (Confidential Informant) who won't stay in safety. Ben, Sammy and Dewey (series regular C. THOMAS HOWELL) chase an armed man into an elementary school, while Ben bumps heads with Danny Ferguson (guest star LOU DIAMOND PHILLIPS), an intense street cop whose cynical attitude is affecting their work.

Nick comes to the defense of a young rapper wanted on two counts of first-degree murder. Meanwhile, Pete takes the case of an Internet hacker facing RICO charges.