Active shooter exercise keeps wing on its toes
U.S. Air Force Airman 1st Class David Anderson, 35th Civil Engineer Squadron engineering assistant, collects global positioning system coordinates during an Emergency Management Exercise at Misawa Air Base, Japan, July 17, 2012. The GPS used by the 35 CES is accurate to the millimeter, allowing for a precise depiction of the scene. (U.S. Air Force photo by Staff Sgt. Nathan Lipscomb/Released)