and congressional oversight of the executive branch. there is a question as to whether they might suppress turnout from within their base if they're unwilling to go down the path of impeachment when it certainly according to democratic voters, even if not the majority of the american public, there is substantial evidence to at least launch an inquiry. >> and at the end of the day, it's not clear at all there's any evidence behind this proposition that it's going to be politically damaging. there's a lot of evidence in the opposite direction. namely the clinton impeachment. so talk about overlearning the wrong lessons in the past. again, i think the answer is nobody knows politically how this is going to play out. it's anyone's best guess. whenever you don't know how it's going to work out, you might as well do the thing that the united states constitution tells your branch you have an oath to do. there's just not evidence for this. >> let me get phil to weigh in. you and i are old enough to remember that bill clinton was