SFS patrols, secures Bagram's perimeter
Master Sgt. Enrico Catubo, a flight sergeant assigned to the 455th Expeditionary Security Forces, walks through a field during a dismounted patrol near Bagram Airfield, Afghanistan, November 5, 2010. The Airmen were conducting presence patrols and visiting with Afghans. (U.S. Air Force photo/Staff Sgt. Christopher Boitz)