posse against their country, recognize them as a nuclear weapons state. north korea has had it written in their constitution since 2013 they're going to be a nuclear power and whaeb this test has proven is they're not straying from that goal. >> will ripley for us in tokyo. will, thank you very much. >> joining us now, christiane amanpour. i want to ask a question off of what pyongyang said. is his endgame to expert a nuclear power or to be recognized as a country that has the power to do so? >> you heard will's description of the north korean side. they say one thing. the importance is to hear what the u.s. say and others who have engaged with north korea and many are saying similar things, that north korea will not denuclear rise it. the outgoing head, director of national intelligence said it is