Well, Barack Obama should be one happy guy. His big victory in North Carolina has pretty much locked up the Democratic presidential nomination. Now it is virtually impossible for Hillary Clinton to defeat him in the popular vote or in the elected delegate category.

Thus, Obama has the nomination won unless another Rev. Wright crawls into the picture. Spinners who talk about re-votes in Florida and Michigan are dreaming; that will not happen. The Obama campaign would be foolish to participate. They played by the Democratic Party's rules and won. They're not going to sanction do-overs.

Also, as Al Sharpton told me, any kind of superdelegate shenanigans will lead to massive demonstrations at the Democratic Convention in Denver, which would be disastrous for the party.

So Obama seems to be in.

Now comes the hard part, convincing Americans that he is the best choice for president without all hell breaking loose on the race front.

Thanks in part to Wright's now immortal "the U.S. of KKK" remark, the race factor has emerged big-time in this election. If you don't believe me, just look at the vote in North Carolina and Indiana.

About 60 percent of whites voted for Clinton, as opposed to an astounding 90 percent of African-Americans pulling the lever for Obama. And working-class whites went even bigger for Clinton. No question there is a race divide. Continued...