have eviden evidence and facts coming out that show the lies. the republican talking points just fall apart much more quickly. and that's why i think, one, that this is a whole different ball game for trump. and, two, that they should keep going. not forever but we're not there yet. there is so much more. and it's damaging and it it's coming out in a more productive way. >> jeffrey rosen, let me turn to you. there is the piece in the atlantic magazine. a case for making impeachment. and they talk about it as a tool, as this plastic thing. as you look back on the history here, its not a tool used a whole lot. but help us understand that. the way that it was envisioned and the way it was designed and committed. how it is used at this point in the history. >> this is a two step process. the house is representatives of the people. and they would gather the facts