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Democratic caucus-goers participate and Caucus precinct chairman Greg Nichols (C) calls the caucus to order with a Hillary Clinton campaign provided megaphone in the Iowa caucus 212th precinct of West Des Moines at Valley High School in Iowa January 3, 2008. In first tally of caucus-goers in this precinct, Barack Obama won the first poll by 151 to Hillary Clinton's 86 to John Edwards' 67 votes. REUTERS/Jim Bourg (UNITED STATES)