Desean K. Terry

Special agent Cabe Gallo forms a new team of super geniuses, hiring former child prodigy Walter O'Brien to lead a team of his brilliant friends. They are assigned their first mission by the government to help land airplanes at LAX when the entire communication system shuts down due to a bug at the control tower.

Sam, Callen, Deeks and Kensi spend Christmas on an aircraft carrier investigating an NCIS special agent's death; Eric and Nell celebrate the holidays at headquarters; Hetty goes on a trip.

Wes takes a job shooting a TV pilot for a house flipping show hosted by a bizarre man.

The team heads outside the hospital to help provide medical attention at the scene of an emergency.

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.

Rookie cop Ben Sherman wonders if he is cut out for the job; a girl is kidnapped.