Lead Fire Fighter Brian Gilmore examines a suspicious group of letters during a bomb threat simulation at the Postal Operations Center, Marine Corps Installations West, Marine Corps Base Camp Pendleton, Calif., April 11, 2017. The regional command post exercise is comprised of a series of field training scenarios designed to improve regional command and control, enhance interagency coordination, and improve installation capabilities to respond to, and recover from, a crisis event and validate the installation mission assurance all-hazard plan. ( Marine Corps Photo By Lance Cpl. Ryan Kierke

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Lead Fire Fighter Brian Gilmore examines a suspicious group of letters during a bomb threat simulation at the Postal Operations Center, Marine Corps Installations West, Marine Corps Base Camp Pendleton, Calif., April 11, 2017. The regional command post exercise is comprised of a series of field training scenarios designed to improve regional command and control, enhance interagency coordination, and improve installation capabilities to respond to, and recover from, a crisis event and validate the installation mission assurance all-hazard plan. ( Marine Corps Photo By Lance Cpl. Ryan Kierkegaard)

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: america, cam, camera, camp, combat, corps, durus, eod, fighter, fire, guard, marine, marines, mcb, mci-west, pendleton, pmo, semper, states, training, united, usa, usmc