NCIS: Los Angeles (2009)

S03E20 Patriot Acts

Title: Patriot Acts Plot: The NCIS: LA team collaborates with the FBI's domestic terrorism unit when a retired Marine is believed to be behind the development of a chemical weapon. Among those involved is Operational Psychologist Nate Getz, who brings his expertise to the investigation as they race against time to uncover the truth and prevent a potential disaster.