of those house committees leading the impeachment inquiry about today's events. eleanor holmes norton was on the oversight committee, and raj na krista murthy sits on the intelligence committee. >> congresswoman norton, the white house is clearly refusing to cooperate, stonewalling at the very least. what now? what are you and your fellow democrats going to do in response to this letter? >> this is unexpected, anderson. when the white house stonewalls, they commit a grievous error. you'll notice that in an ordinary trial, if you subpoena somebody or if you call f're car a trial and you don't appear, then the presumption is against you, and you could be found guilty. it is the president's prerogative not to appear, but it's not our prerogative to say because he doesn't appear, there must be nothing here. remember, anderson, we already have a great deal.