important to their economy. to their growth as a country and that's something that for the united states, of course we would reject. and have been warning china against continuing to pursue. so it's unclear where this goes from here. clearly for the united states, it would be better, especially looking at north korea, if we and the administration could be working productively with china. if they could be taking some of our advice on that issue. and following some of our guidance. but the president is clearly hedging his bets here. he had a meeting earlier this week at the g20 with the japanese prime minister and the south korean president, sending a very clear message to china, that fer f they're not going to work with us on this issue, that we're going to try to find other partners. >> rebecca burg, eugene scott, your input is always appreciated. thank you. the battle for the final blocs of mosul. u.s.-backed forces approaching the final isis fighters left in the city and preparing to take the town from isis control.