Beyond Vietnam: A Time to Break Silence By Rev. Martin Luther King 4 April 1967
Speech delivered by Dr. Martin Luther King, Jr., on April 4, 1967, at a meeting of Clergy and Laity Concerned at Riverside Church in New York City
Great speech! Hard to believe it's been almost 43 years. (And weird that it was given exactly one year before the assassination.)
It's much better to hear the actual audio. Here it is:
_MLK: Beyond Vietnam--A Time to Break Silence_ (http://therealnews.com/t2/index.php?option=com_content&task=view&id=31&Itemid=74&jumival=4731)