Check this CNN article for the details.
This is a very interesting development. I've read that some believe this is really a Gore vs. Clinton deal. I buy into that also. It does look like the Democratic "establishment" minus Clinton has gotten behind Dean. I just wish a more responisible person was going to be the nominee. Remember when Gore was a moderate? It doesn't look like there's any room at the top of the Democratic party for anyone who truly isn't a total lefty.