Barack Obama is holding a 9-point lead over Hillary Clinton despite the uproar over "Bittergate." He is ahead by 50% to 41%, a margin he has maintained with little change for the past week, including Friday and yesterday. Meanwhile, he and Clinton are both in statistical dead heats with John McCain. Any fallout from Obama's remark, that some rural Americans are "bitter," should be perceptible in the coming days, Gallup reports. (More Barack Obama stories.)