25 of the candidates promoted by the National Republican Congressional Committee have so far refused to add their names to the list.

"For what it's worth, I don't necessarily see this as evidence of moderation," MSNBC's Steve Benen wrote on Tuesday. "On the contrary, many, if not all, of those who are rejecting Norquist's project appear to be very much in line with his party's anti-tax orthodoxy. They're balking, not because they intend to support tax increases, but because some are open to trading away tax credits, some don't like taking orders from D.C. lobbying groups, and some are just anti-pledge in general."

(h/t: Talking Points Memo)