Documentary Relays Forgotten Tales of Post-Civil War Slavery

Aired: 2/13/2012 | 0:08:41 | Clip
A new PBS documentary called "Slavery by Another Name" tells the story of the adapted forced labor practices that helped extend slavery long after the end of the Civil War. Gwen Ifill speaks with Douglas Blackmon, the film's co-executive producer, about this largely forgotten piece of history and the forces that propelled it.