Air Force Photos

Battling the elements
Air Force and Coast Guard members construct a fire for producing smoke signals Feb. 21, 2013, at Eielson Air Force Base, Alaska. Signaling is one of the many skills taught during “Cool School” as part of the Survival Evasion Resistance Escape training required for flight crew members. (U.S. Air Force photo/Airman 1st Class Peter Reft)

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