president trump if this is serious. it will be seen as a win for him, that he secured something that was -- the united states has wanted to secure and that is a working relationship with russia. if that were to be the case and it would lead to more peace and say no-fly zones and that sort of thing, that's something john kerry worked really hard to do and it eluded him as it has often eluded others. it could be really significant but we need to be cautious. >> i hear your cautious, david gergen, and i'm listening too very carefully. to add, though, to what we're talking about with the cease-fire, secretary tillerson also made news, essentially saying assad will have to go. let me quote him. he said, "assad will leave power eventually. how he leaves is yet to be determined. there will be a transition away from the assad family." again, laura, having worked in the obama administration, dealing with syria, transition away from the assad family. what's your reaction to hearing that? >> first of all, i think it's