the president has wanted to fire mueller several times during his year and a half in office and it has been principally rosenstein who has stopped that. rosenstein has been emphatic throughout that he has seen no basis on which to fire him and he's not going to fire him and they will have to fire rosenstein to put someone in who will fire him. but the less obvious peril and i think alisyn mentioned it in the conversation with clapper, is that rosenstein doesn't just have the power to hire and fire mueller, he has the power to supervise the investigation and limit the areas or expand the areas in which mueller is allowed to investigate. this has come up -- the paperwork for this has come up in redacted forms during the manafort trial. so the new supervisor could restrict mueller in ways that would paralyze his investigation without an actual firing and i