>> it's prepping for the postgame. this may not be about firing robert mueller even though we know the president tried to do that before. it's for what happens when mueller comes out with whatever it is that he comes out with. this is what makes congress so important here. this is what makes their role so important. will republicans stand up and say either a, don't fire robert mueller, it's a bad idea. b, let the investigation continue, and c, what this investigation has found is of merit, chris. >> look, this is the thing i always return to because it drives me insane when donald trump says things like witch hunt and partisan hoax. you can think donald trump collu colluded, didn't collude. this is not a witch hunt. bob mueller is the former fbi director. that's piece one. i don't think usually those people are involved in witch hunts. put that aside, whatever you think about mueller. three people who worked for donald trump in the campaign have pled guilty, including