Some will try to paint our push for candidates like Bill Halter as a "purge" of "moderates" from the Democratic party. It's not. Blanche Lincoln is a radical corporatist. That's not the "center" of anything.
By winning Olympia Snowe over on health care, the White House is risking something far more politically dangerous: an ugly fight within the Democratic Party and further erosion of Obama's standing with his base.