On Palm Sunday 1964, at the Second Presbyterian Church in Memphis, a group of black and white students began a "kneel-in" to protest the church's policy of segregation, a protest that would continue in one form or another for more than a year and eventually force the church to open its doors to black worshippers. In The Last Segregated Hour, Stephen Haynes tells the story of this dramatic yet little studied tactic which was the strategy of...