>> reporter: absolutely, john. it is a potential game-changer. in many ways, it is exactly what the u.s. wants -- no chemical weapons in bashar al assad's hands. but if it is a real offer from the russians, it threatens to erode support for military action. we have seen the senate push off a vote already. we will have to see how people react tonight after president obama speaks. this russian offer is also a sign that russia believes the u.s. will actually go through with the strikes. it reads like a last-ditch effort to kind of give president bashar al assad a way out. the bad news, john, is if russia and syria are willing to give up chemical weapons they may believe that assad can win the war with or without these chemical weapons. >> you are in turkey on the syrian border. are there any reactions from russia's proposal from where you are? >> reporter: there is. they are certainly talking about it, diana. turkish leaders are not enthusiastic. as i mentioned, this minimizes