04/06/2011 11:05 am ET Updated Jun 06, 2011

Tea Party Flexes Muscle In 2012 Presidential Race

Several prospective presidential candidates have signed on to participate in an Iowa bus tour Rhoades is planning that's partly an effort to train participants in state's first-in-the-nation caucuses, and partly an effort to rally support for a platform that includes a quixotic libertarian proposal to return to the gold standard.

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