>> david eisenberg. this question is addressed to miss lee and mr. logan. diplomacy seems the only viable alternative. military attacks are a nonstarter for reasons i won't bore people with. but i would ask you to assess -- it would seem the constraint on effective diplomacy is, in part, restrained by domestic political opposition and i would ask you for your assessment, how seriously -- how much of an impediment is the current domestic position, neoconservative elements to the administration? i noted in the news this morning that mitt romney is starting to turn to the obama administration and focus its critique on its foreign policy, which is a bit like pee wee herman challenging mike tyson, but i would appreciate your assessments. >> sure. president obama said something very sensible. i forget whether it was in his -- i think it was in his speech to the apec convention where he pointed out that the only way you can actually get a country to not build nuclear weapons is if the leadership of that country decides not to build nuclear weapons, that there's no