rocketry. and what that means is they have the ability to build an icbm that could reach the western united states, guam, hawaii and, of course, alaska. what they haven't done yet is demonstrate the ability to tip it with a nuclear weapon. look, the payload in this rocket was about 100 kilograms, about 220 pounds. at their stage of nuclear developments, they would -- could miniaturize a nuclear weapon down to it, but they would need to miniaturize it down to about a ton, about 1500-2000 pounds and lift that into orbit. right now they're a long way from that, but that's not the point. jenna, it's now an engineering problem for north korea and not a scientific and technical problem, and that poses a real risk to the united states. jenna: so you say they're not there yet, but again, that's not the point. >> right. jenna: so what do we do about it, general scales? >> yeah, there are a couple of things. the first thing that i think we must do is expand our