and bolton is one of the people who was saying stop this non-sense with giuliani saying that this should not be pennsylvania relationship with ukraine should not be tide to domestic politics. >> bolton is subpoenaed. does he have to come appear testify? >> well he is no longer a government employee. and not in good odor at the white house and not fond of the president. it's up to john bolton. the official policy of the white house outlined in the letter from the council was no one can talk ever to congress about this. but we have seen in people like taylor's testimony that a lot of people are ignoring that instruction and we'll have to see whether bolton will. many of the many fascinating aspects of the testimony today was that it raised the possibility of so many more people testifying, including bolton. including mike pence. williambury, the toernl attorney general.