A U.S. Airman with the 127th Aircraft Maintenance Squadron performs a post-flight check on an A-10 Thunderbolt II aircraft engine during exercise Red Flag 11-3 at Nellis Air Force Base, Nev., March 1, 2011. Red Flag is an advanced aerial combat training exercise held four to six times a year to train pilots from the U.S., NATO and other allied countries for real combat situations. (DoD photo by Tech Sgt. Michael R. Holzworth,. U.S. Air Force/Released)
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2011-03-01 14:08
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