Air Force Staff Sgt. Alverdite Payne, 99th Security Forces Squadron, demonstrates how to use the 50. caliber machine gun mounted on a humvee to Rick Fey during the 2011 Aviation Nation Open House Nov. 12, at Nellis Air Force Base, Nev. Aviation Nation celebrates 70 years of airpower in Las Vegas and the Air Force's accomplishments in air, space and cyberspace.

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Air Force Staff Sgt. Alverdite Payne, 99th Security Forces Squadron, demonstrates how to use the 50. caliber machine gun mounted on a humvee to Rick Fey during the 2011 Aviation Nation Open House Nov. 12, at Nellis Air Force Base, Nev. Aviation Nation celebrates 70 years of airpower in Las Vegas and the Air Force's accomplishments in air, space and cyberspace.

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Size: 4256px × 2831px
Photo credit: © 508 collection / Alamy / Afripics
License: Licensed
Model Released: No

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