L. Douglas Wilder of Virginia, who made history as the nation's first elected black governor, is preparing to campaign aggressively for Barack Obama, and predicted in an interview that the charismatic young candidate could shatter the Republican Party's virtual lock on the South. "He's not race-less," Wilder said of Obama, "but the skin color is of no moment. I don't think he would be an easy target for the Republicans." The unstinting embrace by Wilder, now the mayor of Richmond, could be important in Virginia and other southern states, where his reputation still looms large and the African-American vote could...