mattis is taking a much more hard line approach. i think he realizes that north korea is a very -- is a very unpredictable partner in all of this. and secretary mattis has been dealing with north korea in a different capacity for much longer than president trump has. so he has a different perspective on this. but one thing i would like to bring up is the fact that several experts said when north korea supposedly destroyed the nuclear facilities, there's experts saying this was not necessarily real and that it could have been staged. so i think the pentagon is keeping a very close eye on this just because north korea has such a reputation for being so unpredictable. so i think they're almost playing on two different fronts at this point, trying to be -- have a flattering campaign and be a bit more negotiableable. however, at the same time, keeping the best interests at hand. >> and azi, with just nine days to go, what will you be looking at over the next few days to get a sense of what the summit will look like? >> anything from secretary