he's going to interpret everything he learns on the go as empowering him to do whatever he wants to do. that's not going to be a new phenomenon. the problem we're seeing in this is there's no counterforce. there's no one in the gop specifically who is saying no, you're demeaning the office. no, you're redefining the office in the wrong direction, and we as a party and as a country should hold this institution in a different regard. >> mike, you get the final 30 seconds. can the house compel don mcgahn to come in? >> this is going to be a real fight. what democrats are hoping tomorrow is mueller helps them make the case legally for why it's critical to bring him in. mcgahn is perhaps the most critical witness. the contradiction is not courts, you may need an impeachment process already underway to pierce that executive privilege which the white house says bars mcgahn from testifying and democrats think they need mcgahn to make the impeachment case. democrats believe the courts are