U.S. Army Pvt. 1st Class Arias patrols past a group of Afghan children while providing security in a rural area near the Nangarhar Police Regional Logistics Center in Afghanistan's Nangarhar province, Jan. 6, 2015. Arias is assigned to the 3rd Cavalry Regiment, Train, Advise, Assist Command East. U.S. Army photo by Capt. Jarrod Morris.