flynn and manafort from cooperating with the investigation? we begin with abby phillip live at the white house. >> reporter: good morning. another day, another firing here at this white house. this time it is the only obama holdover in president trump's cabinet, david shulkin. replaci with his personal physician here. but there are questions raised about whether he has the management experience necessary to manage this large and troublesome bureaucracy at the v.a. president trump firing embattled veterans affairs secretary david shulkin, the latest in a series of high profile departures in the last month. sources tell cnn that chief of staff john kelly notifying shulkin of his termination in a phone call. before the president made the announcement public on twitter. his departure was expected after damaging revelations that shulkin and his wife used tax payer dollars for a european trip, a trip that at least four