jong-un is really busy and according to the best sources the most difficult guy to spy on. especially when it comes to nukes. >> ashleigh, that's exactly it. this attack on sony came as a surprise. clearly if we had learned about it in advance we would have warned sony, they would have taken measures to protect themselves. we don't know what goes on inside that regime. all we do know is that north korea is a failed state. it's gotten a irrational leadership and it's willing to use violence sort of at will, whimsically, almost, and they do have nuclear weapons, six to a dozen. so it probably makes it one of the most dangerous regimes in the world. >> so i just want to quote something if i could from bloomberg view. a group of top u.s. experts led by david albright, president of the institute for science and international security has made an estimation in their studies of north korea, and, again, it's