i watched richard nixon going around firing everybody and that didn't work out too well. so very simply, article ii would allow me to do it. >> important to point out that in the mueller report there are at least ten instances of president trump trying to interfere or intervene in the russia investigation. perhaps most glaringly when he told former white house counsel don mcgahn to fire robert mueller. mcgahn declined. he essentially threatened to resign. the president ultimately relenting. so in this accounting of the president's story, he's clearly indulging in some revisionist history. boris sanchez, cnn, at the white house. well, president trump's campaign several pollsters after unflattering internal poll numbers were leaked to the media. the data showed mr. trump lagging behind democratic presidential candidates in key states. continued press coverage of the numbers in recent days is said to have angered the president and led to the firings.