with presidential historian michael beschloss, ellen fitzpatrick and carolyn lukens meyer at the nationalnstitute for civil discourse in arizo. michael, has this been as consequential a week as those of us who cover thisll of the ti? michael: an awful lot goingat on nce. the big theme is how divided this nation is. especially the stath of the unioother night. judy, there are some ceremies that were almostnvented to bring thnation together, threean es of government. the president speaks, usually, a civilized atmosphere. that has been slowly breaking down over the years. but we have never seen a scene like the other night, where the cooperation between the two parties was at such a minimum, and you had the campaign chant of "four more years," ch open hostility between the speaker and the president and the vice president. judy woodruff: ellen fitzpatrick, is th a standout week? modernistory where we have seen this kind of sort of politics on fire, ifou will? ellen fitzpatrick: not really.th k that we're in sort of uncharted waters here, in which we're seeing a kind of performative element ma