mr. guliani all over the media as of late, in full force. what is your take on mr. guliani's media tour, we'll call it? what's behind it? >> i think it's in part because as he has said, that much of the remedy if there was criminality would be impeachment. so it's really a political process. what i think he's trying to do is kind of delegitmize the entire investigation. if something arises where there is an impeachment proceeding, they've muddied the field, saying donald trump has been treated unfairly. what i found interesting today is it's not even clear rudy guliani agrees with the entire memo which was not written when he was on the legal teal. it was written by paul dowd. george stephanopoulos asked him whether the president can end cases and that would not be obstruction of justice, a pothetical, what if the president murdered somebody and there was an investigation into that, the president could close that down and guliani said well, i wouldn't go that far, that was written by john dowd, you would have to ask him that. it's not clear that rudy guliani himself