U.S. Army Spc. Maureen Kuria, center, a combat medic assigned to the 43rd Sustainment Brigade administers aid to a simulated wounded patient under the guidance of Sgt. Nathan Hayden, right, during training at Forward Operating Base Sharana in Paktika province, Afghanistan, June 18, 2013. The training was used to help medics and Soldiers from the convoy security team understand the complications and battle drills required during a real life incident. Hayden assigned to the 864th Engineer Battalion is the lead instructor for combat medics assigned to the 43rd Sustainment Brigade. (U.S. Army photo by 1st Lt. Elizabeth Lewis/Released)