If It's Saturday...

Obama wins: Lousiana, Nebraska and Washington.

A sweep for Barack Obama, making this the lede in tomorrow morning's Sunday papers.

For the Republicans:

Huckabee wins the GOP caucus in Kansas, GOP primaries in Louisiana and Washington too close to call, with Huckabee leading in Louisiana and McCain in Washington...

Developing...

Update (10:36am ET): Mike Huckabee beats John McCain in Louisiana in a squeaker, 43-42% or by a margin of 2,056 votes; John McCain prevents a Huckabee sweep by winning in Washington, where Ron Paul had a strong showing.