>> you do your job and understand you have to submit to these congressional hearings. congress is fulfilling its oversight role in a very bipartisan way. they're trying to protect the president so rod rosenstein is in a poogs where he has to regard the congress as basically a supplement to the president's defense team. it's an excluesly difficult position. >> first natasha and then david. even in this indictment that rod rosenstein issued, it talked about that republicans also went after the rnc. do republicans have a sense, do they understand as marco rubio said today the russians want to help republican, tomorrow they could want to attack republicans. do republicans understand that? >> i think all you have to look at to answer that question is the fact that you had a republican senator delegation go over to moscow during the week