An exultant Barack Obama said his overwhelming win in South Carolina disproved notions that Democratic voters are deeply divided along racial lines.

Barack Obama routed Hillary Rodham Clinton in a racially charged South Carolina primary, regaining much-needed campaign momentum with the help of black voters.

Illinois senator's biggest triumph yet in Democratic race is a rejection of both Clintons.

South Carolina voters, far more than those in New Hampshire and Iowa, are very guarded when asked who they’ll vote for.

From Berlin to London to Jakarta, the destinies of Democratic and Republican contenders in Iowa or New Hampshire, or Nevada or South Carolina, have become news in a way that most political commentators cannot recall.

NBC News producer Mark Hudspeth blogs about what it's like to be on the road with the candidate for weeks at a time.

If you are feeling compelled to vote for Barack Obama because of that awesome feeling swelling up in your chest that you'll be a part of history in voting for the first black candidate, then you should check that emotion and find new reasons for voting.

Facing formidable support for Senator Barack Obama in South Carolina, Senator Hillary Rodham Clinton is deploying former President Bill Clinton there while she shifts her attention to campaigning in states with nominating contests next month and to raising money.

Presidential candidate Barack Obama accused former President Bill Clinton of distorting his words as the Democratic race in South Carolina heated up on Monday.

Barack Obama is stepping up his effort to correct the misconception that he's a Muslim now that the presidential campaign has hit the Bible Belt.