Julie Zhan

The NCIS work together with the FBI to track down a terrorist cell they believe are currently preparing attacks.

The team are on the hunt for a terrorist cell in Los Angeles. Callen and Sam remain trapped in a movie theatre wired with explosives.

Hanna tries to determine the identity of the body in Ali's grave; Spencer digs for clues about Ali's mystery man; Aria dislikes Mike's new friend; Emily's father worries about her behaviour.

When Nadine's father comes to town for her birthday, Devon enlists help to ensure that he makes the best first impression; Red Rock decides to cut the entire OBGYN department; Nic cares for a teenage patient whose condition is deteriorating.

The team track a killer who is broadcasting the final moments of online celebrities, his victims, on a live streaming platform. Sara's concerns over being banned from Sophe grow.