60 Minutes Sports, Season 2014, Episode 10: After winning his 10th career, championship bracelet at the World Series of Poker this summer and amassing millions of dollars in winnings over his career - Phil Ivey is arguably the best poker player in the world. But Ivey is facing the biggest challenge of his life, as two casinos have accused him of cheating them out of $20 million while playing baccarat. But in the unique world of gambling there is a fine line between cheating and fair play. In an interview with 60 MINUTES SPORTS, Phil Ivey says he didn't cross that line. Was he fair or foul? You decide. James Brown reports from Las Vegas.