jong-un, including thanorth korea is no longer a nuclear threat. let s discuss now, mark mckinnon former advisor to george w. bush. and also tom nichols a professor and at harvard extension school and an author of the death of expertise. two nights into a row. republicans including you were so critical of president obama s foreign policy. but now you ve got an op-ed out in the washington post. you said republicans were aens and obvious regard but trump has shown himself to be beyond any of the gop s worst nightmares about obama. trump is unwilling to be briefed and incapable of being educated and how now blundered into a summit with a monster.