On NCIS Season 12 Episode 4, the team is assigned to a joint terrorism task force by the Secretary of the Navy. Read on for a more detailed recap of event.

Bishop heads to London with Ducky when a murder case links back to his childhood friend on NCIS.

When a Navy lieutenant is murdered on his way to a private meeting with the President the NCIS team must figure out if it was a random mugging or a targeted hit.

The NCIS Season 12 season begins with a bang, as Gibbs and McGee escort an NCIS system admin home from Russia via helecopter but get shot down.