pre-conditions with which the united states might be willing to talk to north korea, among those were a move toward denuclearization and no nuclear tests at all. are these conditions you think the north koreans are likely to make? >> well that's the big question. secretary kerry -- those are conditions that have been out there for shall time. north koreans agreed to those measures early on, they agreed to a joints statement in '05. so basically what secretary kerry is saying is we'll talk to them on the basis of what they've already agreed. the question is whether they're willing to go back and do that. it's very unclear at this point. >> we do now know in response to secretary kerry's offer for some kind of dialogue, this is what north korea's committee for the peaceful reunification of korea said. quote, the offer of dialogue is a cunning employ to hide the south's policy of confrontation and mislead its responsibility for putting the case on tday so