"It was that substance gap that he opened up against President Obama here where he made the case that what the president has done didn't work, " said Ari Fleischer, a CNN contributor and former press secretary for George W. Bush.

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U.S. experts plan to analyze that tape, but White House press secretary Ari Fleischer said Friday it "doesn't matter" whether the video was genuine.

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Don't get the wrong idea, cautions Piven, who earned three Emmys for his portrayal of power player Ari.

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