S.C. Democrats To Deliberate Mystery Nominee's FateBy Peter Overby Wed., June 16, 2010 6:43pm (EDT) Updated: 3 hours ago Democrats in South Carolina are still wondering just what happened last week when they picked their nominee for U.S. Senate. The easy winner in the primary was Alvin Greene, a cipher of a candidate who had no visible campaign. The losing candidate is protesting the outcome, and the state Democratic Party will hold a hearing on the matter Thursday. Since the primary, Greene has done some TV interviews, but he's also hung up on a lot of reporters. He didn't respond...