. >> joining us is our international affairs commentator douglas herbert. just a general question.hat exactly have we been watching tonight? doug: we have been watching the pretrial trial. it is exactly what we just heard. a debate over the question of whether putting a former impeached president who is no longer in office on trial is constitutional, is it what the framers of the constitution intended? now, the republicans, they been looking for every tactical advice to avoid having to present the case where they would have to address donald trump conduct an office had on. -- head on. they have been looking towards process. what that means is a nutshell is the constitutionality. by raising the specter of constitutionality it gives those republicans who do not want to convict donald trump in easy opt out without having to risk alienating his base or infuriating his tens of millions of supporters. there is still that basic fear of donald trump. we heard in that quote just before i came on, basically the house peachment prosecutors are making the case, as one of them put it, that this