north koreans working through all of these aspects. >> correct. they're probably in the final walk-through stages of the advance, meaning that most of the details have been worked out. you know, if there's anything still undecided, they're probably going to have some late meetings to figure that stuff out, but generally at this juncture in the trip, everything has been decided and now it's just a matter of doing the final walk-throughs to make sure they haven't missed anything. you know, but this is -- the two leaders can decide to take this totally off the road. and, throw away the map and do their own thing. so as much as this has been planned and scripted, it could easily change completely by the time that this thing is over. >> spencer geissinger, thanks so. for coming back. >> great, michael. still to come, we'll be life at the g7 summit in canada where the president's america first