some may be of the bernie sanders ilk. but it's tough. it's going to be hard not to be a referendum on the president. if he keeps making policy moves, not just rhetoric like, this crazy steel tariff, he will split the party and that will only weaken our position which is in peril. and we haven't even talked about robert mueller for four and a half entire minutes. mike murphy you're always good about coming on with us. we'll have you back. >> thank you. >> coming up, short of the president, he's the man we talk about the most on this broadcast. night in and night out. and yet could you identify the voice of robert mueller? tonight we hear from the man at the center of so much these days, when "the 11th hour" continues.