but the other side of white supremacy, the other side of what the kkk did was ensure that black people'saces were not in certain spaces, was to ensure that they were cut off from achievement, was to ensure that there were various mechanisms and policies put in place that would stop the growth and economic development of the black community, and in this case, what we see from many of these nominees, rfk jr. i would put a huge spotlight on is someone who is utilizing the very same science and reasoning that was utilized in the civil war that acknowledged wrongfully that black people had smaller brains, that black people could endure more pain, that black people essentially were subhuman. that is what he used during that confirmation hearing. and that's a real problem. >> okay. amicia brennan, buck, thank you both so much. we've got to turn to some breaking news. so we're going to have to leave it there. just in the last hour, democrats have elected a new leader for the party. nbc's ben kamisar is at national harbor, maryland, where the democrats are meeting. all right, ben, who's the new l