U.S Army medics with the 801st Brigade Support Battalion, 4th Brigade Combat Team, 101st Airborne (Air Assault), assist and advise Afghan National Army Infantry officers with delivering first aid during a First Aid Class on Forward Operating Base Thunder, Paktiya province, Dec. 2, 2013. The class is intended to refresh Afghan National Army officers on the basic life saving techniques employed in combat situations. (U.S. Army photo by Spc. Ryan D. Green/Released)