Ralph Abernathy
Ralph David Abernathy, Sr. (March 11, 1926 – April 17, 1990) was a leader of the American Civil Rights Movement, a minister, and a close associate of Martin Luther King, Jr. in the Southern Christian Leadership Conference. Following King's assassination, Dr. Abernathy took up the leadership of the SCLC Poor People's Campaign and led the March on Washington, D.C., that had been planned for May 1968.