U.S. Air Force Staff Sgt. Robert Smith, 455th Expeditionary Aircraft Maintenance HH-60 Pave Hawk weapons, inspects an M2 .50-caliber machine gun at Bagram Air Field, Afghanistan, July 21, 2015. The weapon syste More
U.S. Air Force Staff Sgt. Robert Smith, 455th Expeditionary Aircraft Maintenance HH-60 Pave Hawk weapons, cleans an M2 .50-caliber machine gun at Bagram Air Field, Afghanistan, July 21, 2015. The weapon system More
U.S. Air Force Staff Sgt. Robert Smith, 455th Expeditionary Aircraft Maintenance HH-60 Pave Hawk weapons, inspects an M2 .50--caliber machine gun at Bagram Air Field, Afghanistan, July 21, 2015. The weapon syst More
U.S. Air Force Staff Sgt. Robert Smith, 455th Expeditionary Aircraft Maintenance HH-60 Pave Hawk weapons, inspects an M2 .50 caliber machine gun at Bagram Air Field, Afghanistan, July 21, 2015. The weapon syste More