SAN DIEGO -- Coast Guard Petty Officer 1st Class Thomas Schuster, an electronics technician attached to Maritime Safety and Security Team 91109, heaves a remote operating vehicle (ROV) into the water at the Marine Corps Recruit Depot here Oct. 22, 2008. The ROV is an unmanned, highly maneuverable underwater video and data robot used to aid the Coast Guard with pier sweeps, vessel sweeps, search and recovery, and the detection of improvised explosive devices (IED). (U.S. Coast Guard photo by Petty Officer 3rd Class Melissa Hauck)