Sgt. 1st Class Dorothy Kunde, combat medic, 352nd Combat Support Hospital, Camp Parks, Calif., (left), considers possible treatments to injuries on a simulated patient during a mass casualty exercise at Military District Six here, March 26. The patient, Pfc. Megan Klister, 56th Signal Battalion, Fort Sam Houston, Texas, was secured in the aircraft by Staff Sgt. Jennifer Norris, flight medic, 1st Battalion, 228th Aviation Regiment, Soto Cano, Honduras, (right). The units are supporting Beyond the Horizon, a U.S. Southern Command-sponsored, Army South-led, joint-foreign military interaction and humanitarian exercise which will occur in El Salvador until late June 2013.