U.S. Air Force Capt. Aaron Bohn, a pilot with the 107th Fighter Squadron, climbs out of an A-10 Thunderbolt II aircraft at Nellis Air Force Base, Nev., after completing a training mission during Red Flag 11-3 on March 1, 2011. Red Flag is a realistic combat training exercise hosted at the Nevada Test and Training Range north of Las Vegas that involves the air forces of the United States and its allies.