really speak to the caucus except to say that i think the speaker is doing what she does best. she is protecting the caucus and making sure that the constitution is protected as well. and that's why we are pursuing this particular investigation with the kind of -- that it deserves. >> congressman heck, these witnesses coming forward, fiona hill and george kent, giuliani, omb, dod and the vice president's office on the other hand refuse to provide information to your committees. how do you view that distinction and what did you learn today that you can tell us about? >> well, first of all, let's acknowledge the bravery, the profiles and courage of the individuals who have come forward and complied with the legally authorized subpoena, ari. these people are true american heros and they're doing a great service to america. so that's the first and most important thing. secondly, with respect to the president ordering his employees to refuse to participate or to comply with a legally authorized