This video covers the historic third march from Selma to Montgomery on March 21, 1965, led by Dr. Martin Luther King Jr. With protection from the National Guard, over 3,000 marchers set out on a 54-mile journey that grew to 25,000 people by the time they reached Montgomery. Dr. King's speech at the state Capitol marked a turning point in the fight for voting rights. Marching with Martin Luther King Jr. part 4