A civilian law enforcement officer with the Provost

A civilian law enforcement officer with the Provost Marshal’s Office apprehends a suspect during a Chemical, Biological, Radiological, Nuclear and High-Yield Explosives (CBRNE) exercise at the gas chamber aboard Marine Corps Air Station Miramar, Calif., May 18. The exercise revolved around PMO, the Miramar Fire Department, Explosive Ordnance Disposal, and Aircraft Rescue and Firefighting working together to identify and eliminate the threat of a simulated clandestine drug lab. (U.S. Marine Corps photo by Cpl. Alissa Schuning/Released)