when these leaders go down like qaddafi and saddam hussein, they are personally killed. that's a huge reason for kim jong un to do anything can he to stay in power. ainsley: how significant is it that he pick up the phone and call japan's prime minister and say we have got your back. >> extremely significant. very important for kim jong un to realize all these different groups, different nations are rallying against you and that you are surrounded and china, russia a little bit. china is the last holdout. it's interesting that president trump tweeted out that china could end this very easily. president trump has access to information that you and i don't. if he is making this claim, this is based on something that he knows. so that would have to be the last holdout. again, china doesn't want 25 million north koreans crossing the border and setting up camp when they don't speak chinese and no skills to offer. ainsley: author of dear reared the unauthorized biography of kim jong il. >> thank you, ainsley. ainsley: democrats ready to fix healthcare.