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Colorful and elaborate stage for CNN GOP debate in Mesa, Arizona (AZ), USA
Republican presidential hopefuls, Mitt Romney, Ron Paul, Newt Gingrich, and Rick Santorum, faced for the final debate on Wednesday, February 22, 2012, before a dozen states take to the polls on Super Tuesday.
CNN anchor and chief national correspondent John King moderated the two-hour debate on broadcast CNN. By Daniel Raustadt.