The Journal: Robert Wright on the Idea of God
In his new book, "The Evolution of God," bestselling author Robert Wright examines how the idea of God has changed through history. Wright sits down with Bill Moyers to discuss why he thinks the notion of God is imperative to a moral society. And, Bill Moyers talks with two environmental activists who are disappointed in Obama's progress on climate change. Plus, a Bill Moyers essay on health care.