VIRGINIA BEACH, Va. -- Proponents of a constitutional ban on gay marriage in Virginia are tapping black churches, hosting luncheons for clergy, speaking before ministerial conventions and adding staffers with connections among black ministers. They're targeting the pastors--all-trusted and consulted on everything from marriage to job decisions--as a bridge to black voters who traditionally vote Democrat but often hold conservative social positions. "African-American churches and social conservatives have more in common in our belief system than anyone could imagine," Chris Freund, of the Family Foundation, told a group of mostly black and Latino ministers last month at Pat Robertson's Regent...