unconstitutional purpose, is that correct? >> with an important exception. which is if the president is convicted and impeached in the united states senate in a proceeding that reflects widespread political consensus. >> you see, it's a shell game. congress impeaches trump for try ooing to overturn an election, and his lawyers say no, no, no, this is a job for the criminal justice system. criminal justice system charges trump and his lawyers say, no, this is a job for congress and the impeachment process. at one point judge florence pan tested that theory with a hypothetical forhe history books. >> could a president who ordered seal team six to assassinate a political rival who was not impeached, could he be subject to criminal prosecution? >> if he were impeached -- my answer is there's a political process that would have to