627th Civil Engineer Squadron Airmen simulate experiencing an attack by a suicide bomber during their internal Capstone exercise April 20, 2017 at Joint Base Lewis-McChord, Wash. The capstone was a validation of the unit’s last several training days for the 627th CES have included land navigation training and air base defense training.

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Photo credit: © Ted Small / Alamy / Afripics
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Keywords: air, america, archive, armed, army, defence, derby, fishing, force, forces, iii, mcchord, military, navy, reportage, service, serviceman, servicemen, soldier, states, top, united, usa