The Super Bowl: America's biggest bet

More people bet on the Super Bowl than any other sporting event. So, how does a professional gambler approach the big game?

The Super Bowl: America's Biggest Bet

Legal sports gambling is all about playing the odds: checking the point spread in a game and deciding the team upon which to place your money. But, who sets those odds and how? It's a process of combining cold calculations with the occasional hunch.

Watch Lara Logan's report.

"60 Minutes Overtime" goes behind-the-scenes with Las Vegas betting legend Billy Walters and renowned oddsmaker Kenny White, for their exclusive insight on the Vegas sports betting world.