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Dart champion's arm worth $15M?

Darts has become an international big-money sport and Mark Phillips talks to its biggest promoter, Barry Hearn, and Phil "The Power" Taylor, its top player. Taylor says, at one point, his champion's arm was insured for $15 million. Watch Phillips' report for 60 Minutes Sports on SHOWTIME Wednesday, May 1 at 9 p.m. ET/PT.