Transcript for Trump prepares for North Korea summit

much. To the white house and the latest often that high stakes nuclear summit with North Korea. Security team out in force laying the groundwork and raising expectations. Jon Karl tracking it all holding out hope for a dramatic transformation with North Korea. Reporter: The white house says that the president is undergoing extensive preparations for this summit and Mike Pompeo who is now met with Kim Jong-un twice says the north Korean dictator is also preparing extensively and watching western press of all of this and among the expectations being raised here by the national security adviser John Bolton is that North Korea could turn over its nuclear weapons to be stored here in the united States at a facility here in the U.S. And Bolton in talking about that raised the possibility of not just easing sanctions on North Korea but actually seeing large amounts of trade and investment, U.S. Trade and investment in North Korea. Hard to wrap your head around that kind of change. All against the backdrop of tense negotiations with China as well, so important to the north Korea equation andhese trade negotiations are playing out in public. The president's tweets. Reporter: And this is something else, a large Chinese electronics company, zte, that was sanctioned because they had done trade with Iran and north Korea. The president tweeted over the weekend that he was going to try to roll back those sanctions. President XI of China and I are working together to give massive Chinese phone company zte a way to get back into business fast. Too many jobs in China lost. George, this is the first time I have ever seen president trump talk about job loss in China. Something else. Just quickly on this controversy over John McCain and pretty tasteless comments made by a white house staffer, appears no apology is coming. Reporter: Well, Meghan McCain told ABC news over the weekend that Kelly Sadler, the white house staffer who made that comment had said she would publicly apologize. That public apology has not come, but Meghan McCain was told it is coming. We'll see. Jon, thanks very much. That terror attack in Paris. ISIS is claiming responsibility

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