Conversation: Filmmaker Lucy Walker Documents an Artist's 'Waste Land'

In 2007, New York-based artist "Vik Muniz":http://www.vikmuniz.net/www/index.html returned to his native country of Brazil to set up shop at the world's largest garbage dump in Rio de Janiero. His mission: To create portraits of the people who work in the dump using the very garbage they sort. The story of the artist, the workers, and their experience together is told in the new documentary _Waste Land_ by director Lucy Walker. Walker's other documentary films include _Countdown To Zero_, _Blindsight_, and _Devil's Playground_.