what the president was thinking when he fired james comey. was he doing it to protect his friend or because he thought comey was a bad fbi director and that's something those tweets do shine a light on. the president for a long time offered a lot of very candid thoughts about tweets and has continued to ratchet up the heat on the investigation in recent weeks and months. >> brook, the question is there. can you obstruct justice publicly? rudy giuliani's argument is trrg. the president did this out in the open. these tweets were not secret. he was taking down jeff sessions, maybe trying to get him to quit, who knows. taking down comey publicly. would that mean that he was obstructing justice with all of us watching him do that? >> like in broad daylight.