>> impeach trump! >> thousands are in the streets out here this evening. >> but this was just one day after donald trump was elected president. from the first moment donald trump has been the most polarizing president in an already bitterly divided america. >> we will impeach him! we will impeach him, the people said, but he hasn't done anything wrong. oh, that doesn't matter, we will impeach the president. >> we have been through periods of polarization before. the difference now, i think, is that we don't have a common baseline of facts. we disagree on reality. >> that dangerous state of affairs, we disagree on the