Keywords: u.s. air force usairforce afghanistan bagram parwan province parwanprovince air force airforce operation enduring freedom operationenduringfreedom security forces securityforces creative commons royalty free public domain photo photograph digital matt hecht getty reuters ap blackandwhite people monochrome black and white U.S. Air Force Senior Airman Shawn Stegal, 455th Expeditionary Security Forces Squadron, patrols the flightline at Bagram Airfield, Afghanistan, on Oct. 2, 2011. Stegal is an Air National Guardsman deployed from the 145th Airlift Wing, Charlotte Air National Guard Base, NC. U.S. Air Force Photo/Tech.Sgt. Matt Hecht U.S. Air Force Senior Airman Shawn Stegal, 455th Expeditionary Security Forces Squadron, patrols the flightline at Bagram Airfield, Afghanistan, on Oct. 2, 2011. Stegal is an Air National Guardsman deployed from the 145th Airlift Wing, Charlotte Air National Guard Base, NC. U.S. Air Force Photo/Tech.Sgt. Matt Hecht |