Democratic candidate for U.S. President, former U.S. Senator John Edwards (D-NC) speaks as U.S. Senator Hillary Clinton (D-NY) listens during the Des Moines Register Democratic Presidential Debate at the Iowa Public Television studios December 13, 2007 in Johnston, Iowa. The debate will be the last Democratic debate before the Iowa caucuses.
(Dec. 13, 2007 - Source: Pool/Getty Images News)