dean told lawmakers he came to provide historical context. >> in many ways the mueller report is to president trump what the so-called watergate road map officially titled the grand jury report was to president richard nixon. stated a little differently, special counsel mueller has provided this committee with a road map. >> dean said the trump administration was in quote fast competition with the nixon white house and dean acknowledged that he was not a fact witness. which angered some republicans on the panel. >> here we sit today in this hearing with the ghost of christmas past because the chairman of the committee has gone to the speaker of the house and sought to open an impeachment inquiry and what she said was no. >> it is striking, mr. gates --