http://www.slate.com/blogs/blogs/trailhead/archive/2008/05/06/the-popular-vote-death-knell.aspxRight now, Clinton’s best shot at winning the nomination is to overtake Obama in the popular vote. But Obama’s strong North Carolina win could kill Clinton’s chances of winning that metric. Obama currently leads Clinton by about 650,000 votes. (Real ClearenCommunityServer 2.1 SP2 (Build: 61129.2)