High Stakes Final GOP Debate Before Iowa

It’s been 32 weeks since the first Republican presidential debate. Since then, a changing cast of contenders has faced off a dozen times across the country with millions watching at home.

Of the original combatants from that May 5 meeting in Greenville, S.C., only two, Ron Paul and Rick Santorum, remain. There have been four lead changes in national polls, two candidates drop out, four candidates join the field and billions of pixels poured out by reporters and pundits trying to make sense of it all.

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