U.S. Air Force Master Sgt. Lafonza Spencer, Air Combat Command manpower management analyst, performs hand-stand pushups inside the Warrior Zone at Langley Air Force Base, Va., Aug. 19, 2012. Spencer visits the Warrior Zone, inside the Air Combat Command Fitness Center, several times throughout the week as part of his workout routine. (U.S. Air Force photo by Senior Airman Stephanie Rubi / Released)