love with kim jong-un. has there been any substanty change in terms of denuclearization of north korea? >> no, there hasn't been. i would also suggest that the reason for north koreans mod rating their behavior is not because of anything much we said or done, it has more to do with the fact that they timely achieved what they consider to be a nuclear deterrent. and so for the first time they can come to the table not as a suppo supplicant which has happened in the past. denuclearization is going to take a long, long time and we're going 0 have to have an understanding of what the north koreans mean by denuclearization. this their mind this is a two-way street. it doesn't just apply because we're telling them to denuclearize. >> what will tell you finally, director clapper, that the second summit has been a success, aside from rhetoric or the readout that we get, what