Eddie Fernandez

To protect their territory, Sons of Anarchy must handle a rat at St. Thomas.

Intelligence responds to a drug robbery gone wrong and in their investigation it’s revealed that the first person Voight (Jason Beghe) ever gave his card to is linked to a double murder. Voight will fight to keep her family safe. At the same time, we learn the real reason why Halstead’s (Jesse Lee Soffer) brother Will (guest star Nick Gehlfuss) came to Chicago. Meanwhile Desk Sgt. Platt (Amy Morton) takes care of a young girl at district.

After McGarrett and Wo Fat narrowly escape from maximum security, gunmen storm Five-0 headquarters, compromising Kono and Adam's secret location in Hong Kong and forcing McGarrett to break the law and turn on his own in order to find a kidnapped Catherine. Chi McBride guest stars as SWAT Captain Lou Grover and Henry Ian Cusick guest stars as a member of a terrorist organization.

When the leader of a powerful New York gang is found murdered, the CSIs must find the killer before a street war with a rival gang breaks out. (TV-14)

A building collapse at a rodeo injures a cowboy (Timothy Busfield), who begins to show bizarre symptoms. Meanwhile, a patient appears to be suffering from an appendectomy that Krista had performed weeks earlier, and Scott causes a serious car accident and insists on treating the teen victim.