katrina vanden heuvel, richard haase is the council of foreign relations and bret stephens editor for the "wall street journal." we begin negotiations and they get some kind of concessions, life goes on, then they threaten, again, or they cheat and threaten, again. but is there a danger here that this thing will spin out of control? >> certainly a danger, fareed. and it is true, like cue up the north korea column. so, if i cue up the north korea column, it always comes to the same conclusion. one power that could end this story very quickly. human tragedy of north korea and this incredible farce of a regime and that country is called china. north korea gets its food by fuel to china. keeping the border seal would north korea, it basically reinforces the camp. ann applebaum had a post, you open up the border to north korea, just like opening the border to east germany. >> but, of course, that's why the chinese know that. and the south koreans know, in a weird sense, nobody wants north korea to collapse. >> one thing from the chinese, they love north korea so much, they want them to be