Staff Sgt. Steven Nace leads a security patrol from the 455th Expeditionary Security Forces Squadron Feb. 10, 2012. The 455th ESFS "Reapers" conduct 24-hour patrols to disrupt insurgent activities away from their base. The 455th ESFS is responsible for protecting all activities and freedom of operations for U.S. and coalition forces. Nace is assigned to the 121st Air Refueling Wing at Rickenbacker Ohio Air National Guard Base in Columbus, Ohio. (U.S. Air Force photo/Tech. Sgt. DeNoris A. Mickle)