FORT CARSON, Colo. -- Sgt. Mark Stallings, flight medic, Company C, 2nd General Support Aviation Battalion, 4th Combat Aviation Brigade, 4th Infantry Division, gives a tour of a UH-60 Blackhawk (Medevac) and talks about the operation of the hoist for rescue missions to Aviation Electrical Vietnam Veterans during their visit to 4th CAB hangars at Butts Army Airfield on Fort Carson, Colo., Aug. 7, 2014.    (Photo by Sgt. Jonathan C. Thibault, 4th Combat Aviation Brigade Public Affairs Office, 4th Infantry Division/Released)
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