>> ambassador, you spent your career with the north koreans. how do you see it? >> we do have advantage. we got good sleep unlike our colleagues in washington and elsewhere. i think, you know, i really share senator graham's skepticism whether kim jong-un is serious. because it was nothings christianne mentioned that came out yesterday. we saw a lot of diplomatic pump. and it was great to see the two leaders getting along. alsober these are the two leaders who got us to bloody nose and brink of war and now they are saying their relationship will solve the problem. and on the one hand, kim jong-un has offered nothing. he did offer before the summit in order to get to summit, a ban