The Coast Guard Cutter Anacapa crew monitors the Japanese vessel, Ryou-Un Maru, 180 miles west of Southeast Alaskan coast, April 5, 2012. The cutter crew successfully sank the Ryou-Un Maru at 6:15 p.m. by using multiple rounds of explosive ammunition. (U.S. Coast Guard photo by Petty Officer 2nd Class Charly Hengen)