BALTIMORE - Day breaks as the Coast Guard Cutter Thetis is moored at the Coast Guard Yard in Baltimore, Feb. 27, 2011. The Thetis is a 270' medium-endurance cutter that is homeported in Key West, Fla., and serves the fleet through missions of search and rescue, law enforcement and migrant interdiction. U.S. Coast Guard photo by Petty Officer 3rd Class Matthew Masaschi.