Michael Esparza

Gibbs and the team investigate when the body of a missing Marine is found in a frozen lake.

Just before Christmas, Cal is sent to Afghanistan to interrogate an American soldier-turned-traitor in hopes of learning the whereabouts of two American marines captured by the Taliban.

Melinda must discover the truth hidden within a new family before it threatens to tear the family apart.

Meredith and Lexie's father returns to Seattle Grace with stomach pains and a new girlfriend; Alex butts heads with the new OB; Mark bribes Jackson for information on Lexie.

Jack and the team search for a boy who disappeared on a subway train en route to Yankee Stadium for a birthday celebration. David Paymer guest stars.