Jack Dimich

Danny forces his brother-in-law to help Baez take down the mobsters he's mixed up with; Frank suspects his old partner is guilty of a crime; Jamie is approached by an officer who wants help getting reassigned from his undercover assignment.

A Russian nuclear submarine disappears in American waters, putting Elizabeth in a tricky situation; Stevie ends things with her boyfriend.

McGarrett's mom pays him an unexpected visit while the team investigates a polo player's death.

The CSI team must say goodbye to colleague Catherine Willows after she makes a life-altering decision.

When a professional hit takes place at a law firm that Willows recommended to a friend, she helps the FBI investigate.

Michael must help the CIA retrieve a weapon from a violent Serbian mob. As part of the plan, Sam goes undercover with a heroin dealer, but Sam is left hanging when the CIA disagrees with his methods. Guest starring Lauren Stamile.