Air Force Maj. Carolyn Stateczny (right), 433rd Aeromedical Evacuation Squadron flight nurse, guides Spcs. Sandessa Jones and Maryssa Alfonso, Brooke Army Medical Center, into a C-130H Hercules aircraft to load a simulated litter patient for air transport at Joint Base San Antonio-Lackland March 20. Several military and civilian organizations participated in a National Disaster Medical System exercise.