This clip is leading Drudge right now, and is probably worth six of Mitt Romney's endorsements from Senators (although, the flip side is that it's always possible it raises questions about Newt's electability.
PELOSI: He's not going to be President of the United States. That's not going to happen. Let me just make my prediction and stand by it -- it isn't going to happen.
CNN HOST JOHN KING: Why are you so sure?
PELOSI: There is something I know. The Republicans, if they choose to nominate him, that's their prerogative. I don't even think that's going to happen.
[Hat tip: RCP]