>> i thought it was interesting the chairman be dammed the proceedings by mentioning the mueller obstruction findings prominently in his opening statement. that steez me that he's inclined to at least entertain that. it was interesting though that one of the witnesses for the democrats from harvard was somebody who was skeptical of impeachment, even after the mueller report came out and that was dwelled upon a little at this hearing. so i think democrats have a real decision to make whether to include that. the most likely outcome is they mention it along side the ukraine situation but not its own article of impeachment. >> could it muddle the situation? >> obviously robert mueller did not reach a conclusion on obstruction of justice because of guidelines against charging a president. but it's a situation where he