mr. sanger: good question. thing that helps is this time americans know a little bit about what this looks like from the russia hack. does not mean it will look the same way the next time, but in france, with the warning of what happened to us, the fake facebook posts and all that did not have a lot of effect because people were identifying this as coming from russia. what worries me about our next election, not just 2018 by 2020, is there will be other countries that will learn from what the russians did and will devise new approaches, and the constant problem in cyber is, you are always behind the eight ball. the attacker is always thinking of new ways in, which is why you are seeing new defense technologies that look at behavior instead of just past patterns, but we also need to begin to think about what the geopolitical solution for this is. emily: how vulnerable, even though they have new information, is facebook to being turned into a weapon again? mr. sanger: less vulnerable than they were two years ago,

mr. president, david sanger, "new york times." wondering if you could give us some sense of whether chairman kim told you how many nuclear weapons he believes he has made, whether he is willing to turn those over first, and then whether in your mind you need to do more than was done in the iran deal for dismantling the both uranium and plutonium processes, whether or not you had a sense that chairman kim really understood what that involves and had a timetable in his own mind of shutting that. >> well, david, i can tell you, he understands. he understands it so well. he understands it better than the people that are doing the work for him. that is an easy one. as far as what he has, it is substantial. very substantial. the timing will go quickly. i believe you'll see some good action. i mean, as an example, one of the things with the missile site i think you're surprised to hear, that was a throw in at the end, the missile site. i really believe, david, it is going to go very quickly. i really believe it is going to go fast. and i

mr. president, david sanger for "the new york times." i was wondering if you could give us some sense of whether chairman kim told you how many nuclear weapons he believes he's made, whether he's willing to turn those over first, and then whether in your mind you need to do more than was done in the iran deal for actually dismantling both the uranium and plutonium processes and whether or not you had a sense that chairman kim really understood what that involves and had a timetable in his own mind of shedding that. >> i can tell you he understands. he understands it so well. he understands it better than the people that are doing the work for him. that is an easy one. as far as what he has, it's substantial. very substantial. the timing will go quickly. i believe you'll see some good action. i mean, as an example, one of the things with the missile set, you're probably surprised to hear that -- the missile site. but i believe that it's going to go quickly. i believe that it's going to go fast. and it is a very substantial arsenal, there'

mr. president, david sanger for "the new york times." >> on if you can get some sense as to whether chairman kim told you how many nuclear weapons you believe he's made, whether he is willing to turn those over first and then whether in your mind you need to do more than was done in the iran deal for actually dismantling both uranium and plutonium processes and whether or not you have a sense that chairman ken really understood what that involved and had a timetable in his own mind of shutting that. >> will david, i can tell you he understands. he understands it so well. he understands it better than the people doing the work for him. that is an easy one. as far as what he has is substantial. very substantial. the timing will go quickly. i believe you'll see some good action. as an example, one of the things that the missiles that come you're surprised to hear that. that was a thrilling at the end. but i really believe, david, that it's going to go quickly. i believe it's going to go fast and it's a very substantial arsenal. i used to say, maybe it's l talk and no action. but we have pretty

mr. president, david sanger from the "new york times." i was wondering if you could give us some sense of whether the chairman kim told you how many nuclear weapons he believes he's made, whether he's willing to turn those over first and then whether in your mind you need to do more than was done in e iran deal for dismantling the -- both the uranium and plume p plutonium processes and whether or not you had a sense that chairman kim understand what that involved and had a timetable of shutting that. >> david, i can tell you he understands, he understands it so well, he understands it better than the people doing the work for him that is an easy one, as far as what he has, it's very substantial. the timeilling go quickly. i believe you'll see good action. as an example, one of the things with the missile side, you're probably surprised to hear that, that was a threw-in at the end but i believe it's going to go quickly. i believe it's going to go fast and it's a substantial arsenal. i used to say maybe it's all talk and no action. but we h

mr. president, david sanger, new york times. i wonder if you could give us some sense of whether chairman kim told you how many nuclear weapons he has made and whether he is willing to turn those over first, and whether in your mind you need to do more than that was done in the iran deal for actually dismantling both the uranium and the plutonium process and whether you've had a sense that chairman kim understood what that involved and had a timetable in his own mind of showing that. pres. trump: i can tell you he understands. so well, heds it understands it better than the people doing the work for him. as far as what he has, it is substantial. the timing will go quickly. i believe you will see good action. as an example, one of the things with the missile site you will be surprised to hear that was a throw in at the end. i believe it will go quickly. i believe it will go fast and it is a substantial arsenal. maybe it is all talk and no action. we have pretty good intelligence into that, although probably less there than any ot

sanger, who has balancing followieen fo a long time. he said rather than sticking to the demand that north korea disarm immediately, mr.opened the door to a prolonged freeze on the north's existing nuclear capability with vague declarations a disarmament will not. that is essentially the deal that president clinton embarked on in 1994. president trump talking about that meeting yesterday, john, in dramatically different terms he has in recent week. what do you make about what he said is what's on the table in particular? >> i think the key part here, as president trump mentioned in that press conference, it's about beginning a process. it's a beginning and the caveat that the goal of denuclearization would be an ultimate goal. a lot of qualifications and management of expectations. we're seeing the establishment of very unique relationships here. for kim yong chol, this senior adviser to kim jong un to meet directly with president trump i think is another step forward in building these really important channels as they talk about more contentious and more complex issues. >> john, do you think the president understood t