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GOP Presidential debate tonight, starts at 5 o'clock

Seven Republican presidential contenders will take part in a live debate tonight. It will air from 5 to 7 Pacific Daylight Time on CNN and again from 8 to 10. Scheduled to participate are: Rep. Michele Bachmann; businessman and talk show host Herman Cain; former House Speaker Newt Gingrich; Rep. Ron Paul; former Minnesota Gov. Tim Pawlenty; former Massachusetts Gov. Mitt Romney; and former Sen. Rick Santorum.