"Seventy-something percent is obviously low," Williams told Business Insider. "It's not something we've ever seen before. It's definitely something we're going to monitor."
Williams added the obvious: If the results keep turning up like this, it would be "very bad news for him."
Read more: http://www.businessinsider.com/barack-obama-african-american-vote-black-north-carolina-2012-6#ixzz1y4WfvFM2