Senior Airman Andrew Peppin, 28th Aircraft Maintenance Squadron weapons journeyman, uses a portable control unit to raise Joint Air-to-Surface Stand-off Missiles on a B-1B Lancer during the Global Strike Challenge on Ellsworth Air Force Base, Sept. 21, 2011. The goals of the competition include recognizing superior performers, enhancing esprit de corps while strengthening teamwork and improving readiness and combat capabilities through preparation, innovation, competition and teamwork. (U.S. Air Force photo by Tech. Sgt. Jerry Fleshman/Released)