New book explores America's history of celebrating freedom while excluding millions

The United States is preparing to mark 250 years since its founding, a milestone often framed as a celebration of democracy, freedom and national promise. But Eddie Glaude Jr. argues that America's anniversaries have always been shadowed by a deeper contradiction. Geoff Bennett sat down with Glaude to discuss his new book, "America, U.S.A.: How Race Shadows the Nation's Anniversaries."