state mike pompeo has said there is no timeline for and indicating the united states believes this could take quite some time. he is saying this week he does believe north korea is still a nuclear threat. contradicting what president trump said earlier. he said the nuclear threat is reduced. meanwhile, the u.s. secretary of defense james mattis arriving in south korea overnight. meeting with his counterpart there. he is waiting for word on the return of the u.s. service member remains and saying he supports the trump move to suspend joint military exercises with south korea. saying he hopes it will create a peaceful atmosphere on the korean peninsula. >> still working toward denuclearization. will, thank you. president trump softening his tough talk on china. deciding against outright limits on chinese investment in the u.s. long accused china of stealing technology. now new restrictions on tech and