afraid of what will come from the investigation. there was a lot of bad blood. he certainly want him fired before he read the rosenstein memo. to say this is a case of obstruction. >> for purposes of legal analysis, i hear you, professor. jeff, what about the fever line? it is a big buck or bambi with the refraction? >> i don't believe there is proof beyond a reasonable doubt. as a political matter, this is a constitution crisis of the first order and abuse of power by the president. how do you deal with that? in the courts or political system? i don't know. that is my point. not a specific criminal offense. >> strong points. jeff and jonathan, thank you. thanks most of all to international viewers. for you, "cnn newsroom" is next.