Dennis Apergis

A nuclear-powered Russian satellite is knocked out of orbit. The new Director of Homeland Security must reunite the team in order to divert the satellite and stop it from detonating above southern California.

When a missing MI6 officer is linked to the death of a petty officer, Gibbs sends Quinn and Bishop to investigate; Quinn recounts a painful ordeal that caused her to leave field work.

Addison must perform a complex in-utero surgery; Naomi and Sam discover their daughter is growing up too fast.