republicans and democrats to follow up with. that's all it has happened so far. nobody is in trial. the house manager would decide at that point which witnesses to put forward. at that point, the legitimate claim that the defendant and that case, the president would have the right to confront his accuser. we are nowhere near that stage. it is highly premature to think these whistleblower would be star witnesses. >> the president signals he wants to find out who the whistleblower is. lindsey graham ensures that the whistleblower's identity are exposed if there is an inquiry in the senate. what's your reaction to that? >> that's contrary to centuries old to whistleblower's law.