When a highly classified robotic vehicle called "Otto" causes the death of a Navy Lieutenant, Gibbs and the team initially think the cause of death is suicide. But when Otto apparently malfunctions and puts Abby's life at risk, the team realizes that the vehicle had been sabotaged and the Lieutenant was murdered. Meanwhile, Ziva is concerned by Tony's secretive trips to the hospital.
Air Date: Dec 12, 2006
NEW EPISODES MONDAYS