Tech. Sgt. Phillip Todd, a native of Rantoul, Ill., and a member of 673d Security Forces Squadron, instructs fellow Defender Senior Airman Ryan Treadwell of Concord, Calif., in how to engage targets using a patrol car as a barricade, Nov. 9, 2016, at Joint Base Elmendorf-Richardson. Defenders are taught to use the engine block as effective cover from fire.

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Photo credit: © Conner Flecks / Alamy / Afripics
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Keywords: air, archive, armed, carbine, defence, force, forces, m4, military, profire, reportage, security, servicemen, training, usa