launch of a ballistic missile out of north korea. i want to go right to our pentagon correspondent, hans nichols. what do we know about this launch? >> we know that it was an intercontinental ballistic missile. we knew how long it flew. it flew for about 45 minutes. and how far it traveled. about 1,000 kilometers. the scary part about all of this, when you tease that out, because basically they shot this missile straight up into the air, then it landed. when you tease it out and you give it a theoretical range, we'll see just how far and what it could potentially reach. potentially, the lower 48. now, i say that, because the last missile launch that we had from north korea, the july 4th one, flew for 37 minutes. it flew also a distance of about 930 kilometers. when you do all of the telemetry, you do all of the analysis, you get a much greater distance. the longer these missiles stay aloft, the more likely it is they can reach the continental united states. just a quick background on this. u.s. intelligence assessment is now that north korea can marry a