Soldiers with the Afghan National Army's (ANA) 203rd Corps, 1st Infantry Brigade, 4th Kandak, D-30 Heavy Coy, fire a 122mm D-30 Howitzer during a live-fire exercise at Camp Parsa, Khowst province, Afghanistan, Jan. 9, 2013. The live-fire exercise was conducted in order for the 4th Kandak’s artillerymen to become certified, as well as to demonstrate their potential as a qualified gun line to their leadership. The ANA have spent months being trained and qualified by a team led by U.S. Army Master Sgt. Liviu Ivan and Soldiers with the 3rd Battalion, 320th Field Artillery Regiment, 3rd Brigade Combat Team "Rakkasans," 101st Airborne Division (Air Assault). (U.S. Army photo by Spc. Brian Smith-Dutton/Released)