Photo by Spc. Vang Seng Thao | 4th Brigade Combat Team, 10th Mountain Division Public Affairs | 08.20.2013
U.S. Army Sgt. 1st Class Jonathan Vines, A section, 1st Platoon, Bravo Troop, 4th Squadron, 9th Cavalry Regiment, 2nd Armored Brigade Combat Team, 1st Cavalry Division, conducts an assessment of the soldiers after a stress fire exercise on Jalalabad Airfield, Nangarhar province, Afghanistan, Aug. 20, 2013. The stress fire exercise is a test that challenges the soldiers' ability to think......