levels in the event that happen happened. as for a u.s. potential response, mcmaster said all options on the table. we re working together with our allies and partners and with the chinese leadership to develop a range of options and the president has asked the national security council to integrate the efforts of the department of defense, state, our intelligence agencies. so we can provide options and have them ready for him if this pattern of destabilizing behavior continues. and if the north korean regime refuses to denuclearize. joining me now, msnbc contributor steve clemons from the atlantic journal and courts. so much happening in the last 24 hours here. and the question really is, what is kim jong un thinking? what might he do next? he had failure overnight. might he go for a nuclear explosion, do another test to try to end this as a win for himself? kim jong un from his perspective sees that china