Callen and Sam are kidnapped when they follow an anonymous tip about a missing NSA agent. When the team discovers they are nowhere to be found, they realize it could have been a trap set by terrorists.
Did You Know?
Callen and Sam go to meet with an anonymous informant regarding a missing NSA analyst. After they are captured, Sam asks Callen if he thinks there really was a missing NSA analyst. Prior to responding to such a call, a federal agent would verify the analyst was indeed missing. See more
References The Wizard of Oz