William Barber, president and senior lecturer of Repairers of the Breach, president of the North Carolina chapter of the NAACP, pastor at Greenleaf Christian Church in Goldsboro, NC, architect of the Moral Monday Movement, and the co-author of The Third Reconstruction: Moral Mondays, Fusion Politics, and the Rise of a New Justice Movement  (Beacon Press, 2016), talks about Dr. King's famous Vietnam speech, delivered at Riverside Church 50 years ago, plus national and North Carolina politics.