Air Force Senior Airman Grant Kopplin, a fire protection specialist assigned to the 673d Civil Engineer Squadron, uses a drip torch to light a back fire during a controlled burn at the Infantry Platoon Battle Course on Joint Base Elmendorf-Richardson, Alaska, May 5, 2017. Controlled burns consume accumulated dry brush and grass thereby reducing the risk of wildfires. Kopplin is a native of Willard, Mo.

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Photo credit: © David Wa / Alamy / Afripics
License: Licensed
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Keywords: air, america, archive, armed, army, burn, command, controlled, defence, fire, firefighter, force, forces, military, navy, pacific, pacom, protection, reportage, service, serviceman, servicemen, soldier, specialist, states, united, usa