that's a harsh character attack politics. and i think he owes mr. romney an apology on that. on the issues there's plenty to disagree about. but that's a lot for i think a presidential staffer to say about somebody. it's not fair. the problem with this flip-flop politics, everybody's vulnerable in politics. because when you get new information you change. barack obama ran and beat hillary clinton by being left of the iraq war talking about shutting down guantanamo bay. promise to the country. gets elected. doesn't shut it down. now i'm not going to attack him for that because the reason he doesn't shut it down, he got new information, i think he did the right thing. you have to be careful. everybody in politics who's ever looked at new information or done anything is vulnerable to 9 flip-flop attack. certainly romney is but it's unfair to make that a character assault. >> let me introduce, we talked about what's going on in iowa right now, walter isaacson you look at the new presidential field poll among republicans, and it's still herman cain on top. he's -- this is "the new york times." this is the national number that shows cain at 25, romney at 21. and we reference what's happening with iowa, where it's