to have a summit between two leaders, between the president of the united states and the leader of north korea. >> do you think that played a big role? i mean in the administration, this was -- usually summits are started from the bottom up. there's a lot of groundwork that's done, a lot of meetings, weeks, months, if not years in some cases and the two leaders meet and shake hands and sign something. do you think it was partly that there were a lot of details to work out? >> certainly. we were not prepared to have this summit just a few weeks away. but i have to say i think kim jong-un was actually not planning to cancel the meeting by this statement that was made by his other deputy. they were actually trying to signal to washington they were very displeased about all this talk about libya which is nightmare scenario with libya. they didn't appreciate this talk, they weren't going to cave