SOUTHWEST ASIA -- U.S. Air Force Staff Sgt. William Hyche, 577th RED HORSE Squadron DIRTBOY, smooths the concrete foundation for a two-story, concrete-block building Dec. 4, 2012. RED HORSE is an all-encompassing, fully self-supported unit designed for its building capabilities in contingency environments. (U.S. Air Force photo/Tech. Sgt. Christina M. Styer) (RELEASED)