In this April 7, 2015, file photo, former Florida governor and potential Republican presidential candidate Jeb Bush applauds a speaker during an energy forum which he hosted, at the Brown Palace Hotel in Denver. To judge them solely by their travels over the past month, you might think Bush has already plunged into the general election and Hillary Rodham Clinton has a serious fight on her hands for the Democratic nomination. (AP Photo/Brennan Linsley, File)
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