mic mulvaney the president s chief of staff under fire. two have testified he put the hold on both the military aid for ukraine and a meeting between the two heads of state. their source, the u.s. ambassador gordon sondlond. he s not just a presidential appointee. he also gave a million dollars towards the president s inauguration. last month he called him a really good man and a great american. today however, president trump acted like he hardly knew the guy. gordon sondlond said at the beginning of september he presumed there was a quid pro quo. then there was a telephone call to you on september the 9th. had he ever talked to you before? i hartly know the gentleman. back with us jeffrey toobin and maggie haberman. it was so predictable that this would happen.