from the vice president's office. vice president mike pence's press secretary, katie waldman, i asked her for comment on these attacks from the president on an adviser to the vice president. and her response was to say, jennifer is a state department employee. now, while that may be technically accurate, jennifer williams is indeed a state department employee, she is detailed to the vice president's office like so many other career foreign service officers who are detailed to the white house, who become then white house advisers, white house officials in their current capacities. and so that was quite remarkable to see the distance being put there. but democrats are likely to also raise questions about whether once again this is the president attempting to intimidate a witness. jennifer williams, while she did already testify behind closed doors, in just a couple of days on tuesday, jennifer williams is expected to come forward and testify publicly on capitol hill. jeremy diamond, cnn, the white house. >> joining me now, jacob