Disaster medical crews prepare to load a simulated patient. Disaster medical crews prepare to load a simulated patient on a stretcher into a UH-1V medical evacuation helicopter at Gulfport, Miss., during Exercise Lifesaver 2005, on May 26, 2005. The exercise is a Homeland Security/National Disaster Medical System exercise being conducted in eight states, coordinating efforts between military, local, state and federal agencies. The exercise scenario is based on an oil refinery explosion involving more than 200 patients. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 318378-Q-TDK41-257.jpg Photo Gallery