security adviser. is it fair to say, let's just game this out, that if those two were part of a negotiation that republicans, you know, okayed, is it fair to say that republicans should get witnesses that they might want, like hunter biden? >> so, dana, i go back to the metaphor of this is a trial. it is called a trial. and in a normal trial, and i used -- i've been in trials, i've been an attorney in trials, that would be the kind of question for a judge. and i think in this circumstance, that would be more likely to be dismissed by a judge because it's totally ir re -- irrelevant to the president's conduct. here the impeachable conduct is the president's effort to get this foreign government to interfere in an american election. there is no factual showing that, you know, what hunter biden did or what vice president