FRONTLINE

Black Lung And Beasts Of The East, Inside Appalachia

This week, a new report finds the number of black lung cases is at its highest since the 1970s. The human cost is high. Also, the author of a new book says reintroducing nearly extinct animals back into the wild can boost damaged ecosystems, but they can't repair them. And, roadside attractions pay tribute to our enduring fascination with weird.