bypassing south korea altogether. if that feeling is here, is there also growing support for south korea to say hey we need to take our security into our own hands. >> there are rumblings here in certain sectors of the population calls for their own nuclear weapons. this is not possible for south korea. they're a signatory to the, tnc. but there are calls for their own nuclear weapons or bring nuclear weapons back into south korea. >> you're a south korea watcher and an avid north korea watcher. we know that kim jong-un, even though he's making these threats, for him it's survival of his regime. so does that offer a glimmer of hope that he can be deterred. >> we have to take that into account.