Famous walk from Selma to Montgomery, after president Lyndon Johnson sent the National Guard to Alabama to protect civil rights protesters on their march. Footage of march, of both white and black activists. Kneeling in prayer, walking through town streets, over highway bridges. Priests, pastors - the ecumenical movement. CU national guard members. Aerial shots. MLK walking with lei. CU Montgomery/Selma street signs, white people wavubg confederate flag.