involved in the removal of a three house committees says she's appearing before the career foreign service officer serving as an ambassador. committee saying they had to so what it says to me is there is something very strange going subpoena her after the white house and the state department told her not to testify. on. the president shouldn't be we'll talk about that and much taking a personal interest in more with the former obama this sort of anti-corruption national security adviser, former u.s. ambassador to the endeavor, which is the work of u.n., susan rice. the united states, what we're and our correspondents and analysts are standing by. supposed to do. but first straight to capitol >> -- clearly had more hill. our congressional correspondent confidence in rudy giuliani who wanted her out than the career diplomat. >> the message that sends to our sunlen serfaty is on the scene. career diplomats serving in >> reporter: this is certainly a difficult places around the world often in harm's way as you significant moment in the house know is that they don't have the democrats' impeachment inquiry and the former ambassador to backing of the state department and the president and nothing ukraine marie yovanovitch now could be por detrimental to our appearing on capitol hill behind closed doors with lawmakers on interest. >> there is a crisis going on those top three committees with turkey, a nato ally of the united states. investigating president trump. now going on for six hours. the white house is now threatening turkey with and this all came together after sanctions if the assaulto -- considerable behind the scenes assault on the kurds continue. drama. some speculation whether she will this have a impact, the threat of sanctions on turkey as would or would be blocked in her we go forward? will they stop going after the ability to appear on capitol kurds in syria? hill today. three committees investigating >> well, i don't know what the