U.S. Air Force Staff Sgt. Matthew Greer, 414th Combat Training Squadron survival evasion resistance escape specialist, hikes back to the drop zone after a training mission Oct. 4, 2011, at Nellis Air Force Base, Nev. 820th RED HORSE Squadron and 414 Combat Training Squadron Airmen perform airdrop missions to stay current on training and certifications, enabling them to perform jump missions and operate their own drop zones.
Senior Airman Brett Clashman
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