Seven Republican presidential candidates took part in a debate, sponsored by CNN and the Western Republican Leadership Conference, Oct. 18, 2011, at the Las Vegas Sands Expo Center at The Venetian. Participants included former Pennsylvania Sen. Rick Santorum, Texas Rep. Ron Paul, businessman Herman Cain, former Massachusetts Gov. Mitt Romney, Texas Gov. Rick Perry, former House Speaker Newt Gingrich and Minnesota Rep. Michele Bachmann.
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