year and they still went ahead and did it. >> i just think that you know there is probably one thing that members of congress liked leading to. precedent and norms like they just kind of -- we don't know they apply right now. bob, you said that the senate is not required to have a trial even if the house impeaches, explain. >> the constitution is very limited in what it says about the impeachment process. there are certain norms that have been followed, the senate learned early on there was not enough votes on a motion to dismiss to convict bill clinton but the proceeding was taken to it's conclusion. it is not inconceivable that the