A soldier assigned to Troop B, 1st Squadron, 33rd Cavalry Regiment, 3rd Brigade Combat Team “Rakkasans,” 101st Airborne Division (Air Assault), uses his night optics to pull security in the Shamul district, March 31, 2013. The unit supported the Afghan Uniform Police mission of clearing villages suspected of possible insurgent activity. (U.S. Army Photo by Spc. Brian Smith-Dutton TF 3/101 Public Affairs)