one of the rapes why they're trying to lower expectations somewhat is because of so much of this tough talk and so many of these big policy disagreements between president trump and president xi. you'll recall during the campaign candidate trump said he would -- in the last week the white house did say that it's reviewing its trade relationships with countries around the world most notably with china. and so the question becomes and it's a very important international question, but also a domestic political question, will president trump follow through on some of these campaign promises and really crack down on trade with china. at this point what we're getting in terms of indication from senior administration officials is that is not likely to happen at all this week obviously. those discussions will take place on those subjects. but they have another critical issue to deal with and that is the subject of north korea. they fired off -- north korea fired off that missile earlier