learned about all of this, quote, later on. we have that audio tape and rudy giuliani confirms it is the president's voice in which he and michael cohen are discussing in advance payment to karen mcdougall, the former playboy playmate. is cohen's admission in his plea deal he committed a felony at the direction, the coordination with president trump enough to begin impeachment proceedings in your view? >> this is what i have told folks for months. let the mueller investigation take its course. some of my democratic colleagues want to go forward with impeachment months ago. i would tell them now, look, if you did it then and maybe get one shot at this, you wouldn't have all the information we learned about yesterday. at the same time, i tell my republican colleagues who shut down this investigation and who want to continue to shut down the -- want to continue to try to shut down the mueller,