>> reporter: is it fair so say that this will produce divisiveness and bitterness for years to come? >> i think what puts that in is the conduct of the president who questions the pate reittism of people who don't agree with him. >> reporter: in 1998 zoe lofgren said it would suffer for impeaching bill clinton. >> for those out to get the president, be ware. but next election the voters will be out to get you. >> rolls are reversed. >> if i were a democrat i'd be worried about it. i think those comments could be coming out of the lips of a republican right now. >> our thanks to dana bash for that very, very insightful. up next, the gloves are off between elizabeth warren and pete buttigieg. the democratic candidate is trying to stand out with the iowa caucuses right around the corner. and don't forget, two best