corruption cases it is not wise. it's not appropriate. to have people who investigated one party kind of to an election or a transaction then my grate over to the other functionaries. rod rosenstein is responsible for staffing decisions mueller made. the public has been critical of those. it's the reasons why the latest cbs poll shows more than half the country disapproves of the way robert mueller is handling the investigation. >> but we've had a real hate campaign going on from trump and certain surrogates to attack the probe. that may have impact on polls as well. >> but that's on both sides, it like in the marketplace of ideas there are people like you and democrat making the case that bob mueller has done everything right and by the book and appropriate and there are people holding my viewpoint that it's a biased team, that they have collected evidence from people who have dominatesed by as, that there is a sufficient cloud over the impression. >> that's not what the inspector general said. >> if you lack at chapter 12 of his report it's the area where he says he can't rule out bias was the reason why. >> in someone specific aspect he says he can't, the