tonight tony blinken, deputy secretary of state. >> it was american diplomacy that lead the way to this new clear agreement with iran. it was american diplomacy that restored relations with cuba. it was american diplomacy that lead to the first peaceful democratic transition of power in afghanistan. it was american diplomacy. >> rose: where there are still lots of problems. >> in all of these places, but here's what i'm getting at, the common denominator. i like to think of it in terms of the movie we watch before christmas "it's a wonderful life" we know what happens to bedford falls when george bailey is out of the picture. take the u.s. out of any of these picturesk climate change, the agreement in paris, any of those things. it doesn't happen. does that mean it is happening as well as it should, as effectively or as far as it should, no. but we are the the single country that has the ability to mobilize and move others more than any other country. >> rose: tony blinken for the hour, next. >> funding for charlie rose is provided by the following: . >> >> from our stud yos in new york