dhe presidens tough talk on north korea. it started here. they will be met with fire and fury like the world has never seen. went to hear if anything, maybe that statement wasn t tough enough. and landed here he utters one threat he will truly regret it. and he will regret it fast. is it all bluster? or a necessary warning to a rogue nation with nuclear weapons? i ll ask national security adviser h.r. mcmaster, and the former chairman of the joint chiefs admiral mike mullen. joining me for inside analysis are joy reid host of am joy on msnbc. rich laurie, editor of the national review. amy walter national editor telephone cook political report. and helene cooper, correspondent for the new york times. welcome to sunday. it s meet the press. from nbc news in washington, the longest running show in television history celebrating