A soldier assigned to the 51st Transportation Company, 77th Combat Sustainment Support Battalion, 10th Sustainment Brigade, loosens the body armor of a simulated casualty to better assess the casualty's condition during a combat lifesaver refresher course on Bagram Air Field, Afghanistan, Feb. 28. Soldiers simulating casualties were marked with medical tape and markers on their helmets to identify the injuries they had sustained. www.facebook.com/10thSustainmentBrigade (Photo by Sgt. Michael K. Selvage 10th Sustainment Brigade Public Affairs NCO)