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Associated Press
This sonar image provided by GK Consulting & AWS Expeditions/Joe Mazraani, shows a World War II-era German submarine U-550, found by a team of explorers Monday, July 23, 2012, on the floor of the Atlantic Ocean 70 miles south of Nantucket Island, Mass. On April 16, 1944, the U-550 torpedoed an Allied gasoline tanker, but was fatally damaged by depth charges from an escort destroyer, the USS Joyce. Forty-four Germans were killed and 25 aboard the tanker died. (AP Photo/GK Consulting & AWS Expeditions/Joe Mazraani)  MANDATORY CREDIT

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