no more a.q. kahns, the terrorists and everything else. think we have somewhat of a chance chance. >> jessica matthews. since you're in here, three related quick north korea questions. do you think hat they want nukes now for? presumably, it's a defensive move against south korea, right? i mean, i'm asking the question. they fear use way? lypse in some but i was puzzled by your saying that what troubles you is they're building an arsenal they believe in. you 't quite know what meant by that, and it seems to me actually sort of a good thing. very often, it's one thing nukes can do. and potentially could in a well.-asian context as the second is that whatever your answer is, how sure are you? because in my experience, every had withgotiator we've north korea or special envoy, the longer they spent with them, the less sure they feel like they understand. and, i mean, that's a serious comment. and the third question maybe is overtaken by events, but at least while we're having this six party talk, i always wondered why on the question of we ng