dyson distinguished university professor of african-american studies at vender built university. he is also the author of the forthcoming book "entertaining race, performing blackness in america" let me go to you first, gwen, because i'm honored that you joined us tonight. for the past decade we have tried to give people a voice who were sidelined by the political process. you have been in the center of the fight for police reform since the killing of your son, eric garner, by a choke hold by new york city police. where have you found the strength to keep going? >> well, first of all, rev, i want to congratulate you on your ten years. but, actually, it was you, just getting my strength from listening to you, and hearing the things you had to say, giving us history lessons, black history lessons every week.