NCIS: Los Angeles: Season 6, Episode 17

6 - 17: Savoir Faire

While the team investigates the death of one of three Afghanistan soldiers who are training in the U.S., they discover two other soldiers are missing and must find them before they're forced to reveal classified military operations to their captors. Also, Sam is back to work but his team worries it may be too soon, and Callen realizes he has very little in common with his partner.