good feelings with moscow. >> is it fair to infer that the whole process of the jpoa and the iran nuclear talks has not where the u.s./russia relationship is concerned proved transformative in any real way? >> no i wouldn't say that it has. >> reporter: indeed, a top state official told fox news, this is a very bad moment in u.s./russia relations and urged to provide weapons to the ukrainians. >> with putin, however brutal and cynical he may be he does respond to strength and takes advantage of weakness. ñpso when the united states deals with him, we need to be strong and we need to be self-confident. @r(t&háhp &hc% >> reporter: now a source of confidence for the u.s., wesley clark freshly returned from a visit to ukraine that more than policing violations of the cease-fire there are members of the russian military something the department of state here denies.