The Southern Christian Leadership Conference, the venerable civil rights organization founded by the Rev. Martin Luther King Jr. and his lieutenants, may be in its death throes. Its recent convention found the SCLC circling the drain, as members thought seriously about making a convicted felon their president. The SCLC is beset by contentiousness, conflicting agendas and competing egos, bickering so divisive that its last president, Martin Luther King III, threw up his hands and quit last November. Last week's annual gathering ended with a vote to keep its 82-year-old caretaker president, Fred Shuttlesworth. But neither Shuttlesworth nor any younger successor...