We know how Carl Rove and James Carville are betting on the election. But how about Vinnie The Gimp, Hot Horse Herbie and Nathan Detroit? Gamblers have long shown themselves to be accurate predictors of U.S. presidential elections. So, who are they betting on this time—and by what margin? They're betting on Obama. By how much depends on what group of gamblers you ask. Some of the biggest can be found laying down Presidential bets on gambling websites such as Intrade (based in Ireland) and on online U.K. bookmakers Ladbrokes and William Hill. Presidential betting doesn't take place in Las Vegas (at least not legally), since U.S. law forbids it domestically.

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