but we're not ready yet, because they're not ready and the chinese and russians have to be a part of it, and they've been too willing to allow the regime to continue enjoying the benefits of that relationship. >> north korea says it won't talk unless the u.s. stops doing military options, which the u.s. won't do. doesn't seem like there's a starting point. >> there is. if you don't exercise, you don't train and you become less capable. over time, that capability erodes. so when the time comes to negotiate with the north koreans, you're at a great disadvantage. so we have to talk in terms of even talking about regime change in north korea, because we haven't been doing that. and i think if this regime continues on the path it's going, we should start talking about it, if not considering -- >> how do you change the regime? >> from within.