The Odds of Becoming President
From left to right, U.S. Sen. Joe Biden, New Mexico Gov. Bill Richardson, U.S. Rep. Dennis Kucinich, U.S. Sen. Hillary Clinton, Democratic National Committee Chairman Howard Dean, U.S. Sen. Barack Obama, U.S. Sen. Chris Dodd, and former U.S. Sen. John Edwards, are introduced during a Democratic presidential debate in Las Vegas.
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