Barack Obama is projected to win the South Carolina primary.

UPDATE: Did I say win? I meant romp like Godzilla.

In other news, popular Florida governor Charlie Crist has endorsed John McCain. This is a big blow to Romney in a hotly fought contest. I’m guessing McCain’s (relative) sanity on global warming had something to do with it. Don’t miss Grist’s interview with Crist.

Grist relies on the support of generous readers like you. Donate today to keep our climate news free.

UPDATE: Meanwhile, Caroline Kennedy, son daughter of John F., endorses Obama.

Grist thanks its sponsors. Become one.

UPDATE: The big story tonight, yet again, is huge turnout — close to a half-million people — continuing a trend in the Dem primaries.

Looks like the semi-final numbers are Obama 55, Clinton 27, Edwards 18. That qualifies as, in the words of Obama campaign strategist David Axelrod, “a good old-fashioned butt kicking.”

UPDATE: Here’s Obama’s (remarkable) victory speech:

Grist thanks its sponsors. Become one.