given that, how significant is what she said. >> poppy, it's very significant. can i say first as a career investigator, this thing is proving to be an investigator's dream. each and every witness they've sat down with so far has provided really important testimony, testimony that leads to other witnesses, testimony that can lead to independent facts you could go back and corroborate. they haven't had a swing and a miss yet. and ms. hill was yet another in this long line of witnesses. she's able to provide crucial background before the call. there were several people in the white house, career professionals, who were very disturbed by what mr. giuliani was engineering in the background behind the u.s. foreign policy effort. >> we should note that the story they're telling is very consistent with the whistleblower's story. of course the whistleblower, the