is a witch hunt, as he calls it. if he does plead the fifth, who is that going to affect? well, his base is already going to support him no matter what or almost no matter what. but you have a situation where some people may be a little more squishy in their support for the president. this could change their mind. i should specify. what about republican lawmakers? will it matter to them? it certainly could. i think more of a concern to republican senators will be how he treats the department of justice, how he interacts with rod rosenstein and bob mueller as far as interfering with the investigation or trying to remove anybody who he doesn t like. nbc s kristen welker at the white house. matt apuzzo of the new york times and chris mcgeren of the l.a. times. joining me, chuck rosenberg, an msnbc contributor. and andrew kurtzman, a former