SrA Ryan Rucker, an Airman with the 455th Expeditionary Security Forces Squadron, reviews X-ray images of local nationals as they make their way through an entry control point at Bagram Airfield Afghanistan, Aug. 27, 2012. Bagram defenders utilize a combination of static and mobile teams to protect the base from outside threats. (U.S. Air Force Photo/TSgt Shawn McCowan)