the sooner we will run out of it. >> that was secretary of state rex tillerson issue be an ominous warning to north korea. ti reiterating that kim jong un's regime pose as serious threat and there's no reason to believe north korea will change its behavior. joining us is congressman elden of new york, serves on the foreign affairs committee. congressman, thanks for joining us. >> increasing financial i isolation, all to put pressure on north korea. do you think that russia and china, which are allies of north korea in a way, will they get on board s board? >> we've seen some progress on the part of the chinese. it is a good thing when they choose to suspend the import of