NCIS: Hiatus (Part 2)

As the team tries to track down the terrorists behind the bombing that injured Gibbs, they learn that the terrorist group is planning another bombing of 9-11 magnitude -- and that Gibbs has information about their plan. Meanwhile, Gibbs receives a visit from his former boss and mentor that conjures up suppressed memories. As Gibbs regains his memory, he finds himself on a race against the clock to fill in the gaps and stop the terrorists.