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"Deadline" is the fourth episode of NCIS: Los Angeles' third season. The episode airs 10/11/11.
Sam is sent undercover as a bomb specialist as the team races to locate stolen explosives somewhere in the city.
The NCIS team joins forces with the NSA to find the creator of a software program linked to a cyber attack against the Department of Defense.
The team travels to Romania to search for Hetty; Callen discovers new information about his past, on the third season premiere of NCIS: LA.
Hetty's sudden resignation prompts Callen and NCIS the team,to investigate the reason why she would disappear in the hopes of tracking her down.
A Navy SEAL imposter is set ablaze on the upcoming episode of NCIS: Los Angeles.
Deeks resumes an old alias he is not fond of in order to protect his best friend and chief informant from a criminal group that wants him dead.
After a rocket engine expert is killed, Eric goes undercover for the first time to ensure that the classified technology used to build satellites is safe.
Kensi goes undercover as a thief in the hopes of uncovering the object that a world-class thief intended to steal.
NCIS investigates whether the life of a Venezuelan politician is in danger after a Navy Intelligence Commander who is responsible for tracking his moves suddenly disappears.