Obama Sweeps Potomac Primary

The "Obama Mommas" -- from left to right, Kim O'Neale, Jasmine Beard, Nadirah Moreland, Christine DeWitt, and Sharon Barnett -- campaigned today for Barack Obama in D.C.'s Ward 4. (Marvin Joseph / The Washington Post.)

By Chris Cillizza
Sen. Barack Obama swept to convincing victories over Sen. Hillary Rodham Clinton in Democratic presidential primaries in Maryland, Virginia and the District of Columbia, extending his winning streak since Feb. 5 to eight.

At a campaign rally in Madison, Wis., Obama declared victory in the Potomac Primary, but noted his win in the nation's capital would not bring an end to his call for change in the status quo. "Though we won in Washington, D.C., this movement won't stop until there is change in Washington."

Continue reading at Live Coverage »