He Gave His Life in the Labor Struggle: MLK's Forgotten Radical Message for Economic Justice

Rev. Martin Luther King Jr. was assassinated 50 years ago this week while in Memphis, where he was supporting striking sanitation workers and building support for his Poor People's Campaign. We look at King's long history of fighting for economic justice, with the Rev. James Lawson and historian Michael Honey, author of the new book "To the Promised Land: Martin Luther King and the Fight for Economic Justice."