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The head of Iowa’s Republican Party does not think Wisconsin Gov. Scott Walker’s lead in polls there will last. Jeff Kaufmann said on Sunday that it’s far too early for the Hawkeye State to have made up its mind. ‘ I don’t see that gap between Gov. Wisconsin Gov. Scott Walker and the rest of the candidates, I don’t see that holding where it’s at right now, i think this thing is going to tighten and that it is going to continue to tighten. ’.