Fred Harris is the last surviving member of the Kerner Rights Commission, famously created by President Lyndon Johnson following the terrible riots, disorders, and violent protests that exploded in so many of America's cities in the "long hot summer" of 1967. He is the last survivor of the 1964 "Four Back Bench US Senators," which consisted of Walter Mondale of Minnesota, Joseph Tydings of Maryland, Fred Harris of Oklahoma, and Robert Kennedy of...