U.S. Air Force Airman 1st Class Richard Starr, an Airman assigned to the 455th Expeditionary Security Forces Squadron, points out an item of interest to A1C Kory Caldwell, an Airman also deployed with 455 ESFS, while monitoring an entry control point at Bagram Airfield Afghanistan, Aug. 18, 2012. Hundreds of Security Forces Airmen keep a constant vigil on Bagram, ready to deter, engage and defeat any potential threats. (U.S. Air Force Photo/Capt. Raymond Geoffroy)