no warm congratulations from iran. >> iran has called for the next administration to return to its obligation. >> reporter: he hoped the u.s. would return to the nuclear deal, which joe biden has pledged to do. china's state media has also reveled in america's election turmoil, but its leaders hope that joe biden will resolve the trade war started by president trump. >> i look very much towards working with president biden and his team in a lot of crucial stuff in the weeks and months ahead. >> reporter: and the mayor of paris tweeted simply: welcome back, america. many of america's allies want to return to u.s. leadership, whether it is supporting the world health organization or rejoining the paris agreement on climate change. margaret? >> brennan: holly william in moscow. thank you. and we turn now to the one and only bob schieffer. we have to give you the final word. it is good to see you and