Dr. Martin Luther King Jr. shakes his fist during a speech in Selma, Ala., Feb. 12, 1965. King was engaged in a battle with Sheriff Jim Clark over voting rights and voter registration in Selma.
Dr. Martin Luther King Jr. shakes his fist during a speech in Selma, Ala., Feb. 12, 1965. King was engaged in a battle with Sheriff Jim Clark over voting rights and voter registration in Selma. HORACE CORT Associated Press file
Dr. Martin Luther King Jr. shakes his fist during a speech in Selma, Ala., Feb. 12, 1965. King was engaged in a battle with Sheriff Jim Clark over voting rights and voter registration in Selma. HORACE CORT Associated Press file