without too much interference from us. >> what about the u.s. withdrawing from the iran nuclear deal? >> i think that was a matter of regret. i mean, barack obama and i and others put together the iran deal. it certainly wasn't perfect, but what it did was that it kept iran verifiably away from a nuclear weapon and we had ability to inspect and verify what they were doing. and i think that was better than the uncertainty that we're now in. i think there might have been room to improve on the deal or try and extend the deal, but i worry that we're in a more unstable situation today. >> david cameron, really a very honest and forthcoming book. the memoir is "for the record." thank you. >> my pleasure. >>> coming up, to protect and deflect? republicans grasping for facts to protect and defend the president. stay with us right here on "andrea mitchell reports" right here on msnbc. ll reports" right here on msnbc. their medicare options...ere people go to learn about before they're on...