A B-2 Spirit from the 509th Bomb Wing lifts off of the runway as part of a training mission at Whiteman Air Force Base, Mo., July 9, 2013. The B-2 brings massive firepower to bear, in a short time, anywhere on the globe through previously impenetrable defenses. (U.S. Air Force photo by Staff Sgt. Nick Wilson/Released)
An A-10 Thunderbolt from the 442nd Fighter Wing takes off of the runway during a training sortie at Whiteman Air Force Base, Mo., July 9, 2013. The A-10 Thunderbolt IIs are the first Air Force aircraft specially designed for close air support of ground forces. They are simple, effective and survivable twin-engine jet aircraft that can be used against all ground targets, including tanks and other armored vehicles. (U.S. Air Force photo by Staff Sgt. Nick Wilson/Released)