Massi Furlan

The bodies of two missing persons are found in a car trunk, and the BAU suspects that an interstate human trafficking ring is at work. Also, Hotch warns the team of possible changes, and they are surprised when a beloved team member returns.

Sam and Deeks recover from torture; the team searches for stolen nuclear weapons.

A nuclear explosion reignites the search for stolen weapons; Callen and Kensi are sent overseas.

Sarah stashes John in a safe house. Cameron and Derek struggle to work together after she reveals a big secret. John Henry (Garrey Dillahunt) becomes compromised.