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Steve Kroft reports on technological advances, especially robotics, that are revolutionizing the workplace, but not necessarily creating jobs; In her first broadcast interview, Justice Sonia Sotomayor talks to Scott Pelley about her life and career leading up to her appointment to the U.S . Supreme Court, including the role affirmative action played; In a growing extreme sport in which divers reach great depths on one breath, records are being broken and doctors are increasingly surprised by feats never thought possible. Bob Simon reports.