Second Lt. Stacy Thomas, an 81st Inpatient Operations Squadron surgical inpatient unit clinical nurse, checks the equipment on a medical inpatient unit crash cart May 29, 2012, at the Keesler Hospital at Keesler Air Force Base, Miss. Thomas recently helped thwart a would-be purse snatcher at William Carey University when she noticed an elderly woman hitting a man in the parking lot. (U.S. Air Force photo/Steve Pivnick)