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Early and anythingç could happen between now and the voting it >> as we all recall in the last cycle of the presidential race it was fred thompson and rudy giuliani at the top of the charts, not john mccain. yet, he became the neat. it is hard work to campaign. -- >> reporter: ron paul is number three in that new iowa poll. saying he wont run as a third party candidate. and saying mitt romney has switched positions on a number of issues and he has to answer for thatch. >> the democrats reactin...