U.S. Army Sgt. 1st Class Duane O’Keefe, an infantry platoon sergeant assigned to Charlie Company, 3rd Battalion, 187th Infantry Regiment, 3rd Brigade Combat Team, 101st Airborne Division, looks into a valley for signs of insurgent activity near Combat Outpost Bowri Tana in Khost province, Afghanistan, Nov. 30, 2012. U.S. Army photo by Sgt. 1st Class Abram Pinnington.
