U.S. Navy Aviation Structural Mechanic 2nd Class Shaun McDonald, center, assigned to Naval Special Clearance Team One, brings "Ten," a Marine Mammal System dolphin, aboard a rigid hull inflatable boat during a demonstration as part of Autonomous Underwater Vehicle (AUV) Fest 2007 in Panama City, Fla., June 13, 2007. The AUV fest, sponsored by The U.S. Naval Surface Warfare Center and Office of Naval Research, is the largest in-water demonstration of unmanned underwater, surface, air and ground vehiclesever conducted. DoD photo by John F. Williams, U.S. Navy.