Is the internet loosening our collective grasp on the truth? Pioneers of digital news once argued that new online sources would bring us new perspectives about the world. They did not anticipate the internet would destroy traditional media gatekeepers and give everyone a chance to indulge in news that confirms their preexisting ideas. How does the mass media fit into this landscape? Does the role of newspaper publisher or local TV station owner now belong to Facebook and Google? How do we sort fact from fiction? Featuring Joshua Johnson, Susan Page, Campbell Brown, and David Leonhardt.