WASHINGTON -- A new strategy to expand the black vote, primarily in swing states, has triggered infighting among black and white Democratic activists over money, turf and political priorities. The plan, launched by "527" groups led by powerful white Democrats, has angered Jesse Jackson and other black leaders who say they have been bypassed and denied funds. "Of black organizations that have been traditionally responsible for increasing voter registration and turnout, none have been empowered to determine priorities for the resources," Jackson said. "We know what to do and how to do it. We've done it before. It's insulting that...