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bs lkl preston gop az debate preview_00015605
bs lkl preston gop az debate preview_00015605

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    Behind the scenes at Arizona GOP debate

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Behind the scenes at Arizona GOP debate

Want to see what it takes to host a U.S. Presidential debate? CNN shows you how, in Arizona.

Behind the scenes at Arizona GOP debate

Want to see what it takes to host a U.S. Presidential debate? CNN shows you how, in Arizona.