BREAKING: NBC News declares Mitt Romney the projected winner in today's GOP primaries in Washington, D.C. and Maryland, where the polls just closed.
Romney is expected to win Maryland by a significant margin over Rick Santorum with Ron Paul and Newt Gingrich trailing far behind.
The polls in Wisconsin do not close until 9pET. Watch The Ed Show on msnbc and/or the top of The Ed Show blog for the latest returns.