Divers have discovered a World War II-era German submarine nearly 70 years after it sank under withering U.S. attack in waters off Nantucket. The U-550 was found Monday by a privately funded group organized by New Jersey lawyer Joe Mazraani. It was the second trip in two years to the site by the team, some of whom had been searching for the lost U-boat for two decades. Using side-scan sonar, the seven-man team located the wreck listing to its side in deep water about 70 miles south of Nantucket. Sonar operator Garry Kozak said he spotted the 252-foot submarine during...