investigation will poison the overall u.s./china relationship. trade tensions between china and beijing are ramping up. corporate america seems happy with china at the moment. u.s. companies have reported stronger second-quarter earnings and revenue from their chinese operations in recent weeks. 82% of u.s. companies in china expect revenue to increase this year, up from 76% a year ago. that's according to the american chamber of commerce in shanghai. they're benefitting from a chinese economy growing at almost 7%. a chinese housing boom, as well as a slide in the dollar that makes american exports more competitive. interesting that that article in the chinese state-run paper. we're also trying to -- the united states government trying to work with china on north korea. >> yes. >> you've got a lot of different levels here where they're trying to work together. >> yeah. and on that, james mattis and rex tillerson writing in the "wall street journal" that china specifically needs to do more to contain north korea's nuclear threats. that situation continues to evolve. america's highest ranking military officer, the chairman