Shocker: Sen. Byron Dorgan (D-N.D.) Announces Retirement

politico.com — Sen. Byron Dorgan (D-N.D.) announced this evening that he?s retiring at the end of his term, a shocking development that threatens Democratic control of his Senate seat next year.Dorgan was up for re-election in 2010, but the third-term senator wasn't facing any strong Republican opposition-- but was facing the growing possibility of a serious... Jan 5, 2010 View in Crawl 4