international sanctions. >> when they do threaten south korea and japan. so i think that this is north korea's way of trying to say hey, either come back to the negotiation with terms favorable to us or they are planning to wait out the administration, buy time, drag it out. >> and one of the other interesting pieces of news that came out of this missile launch was the possibility that the north koreans were testing a new type of missile. what more do we know about that s and how significant is it? >> it is not good because it shows that north korea has been working on their nuclear program even since singapore. and apparently this missile is not going to be the thaad missile system, might not be able to detect a missile like this. so obviously not a good thing because the point is that north korea has been working on their nuclear missile program the past year while we're try doing the negotiations. >> all right. always a pleasure. thank you for your analysis. biden/booker back and forth