Sen. John McCain; The Future of Journalism

Senator John McCain, chairman of the Senate Armed Services Committee, discusses foreign affairs and U.S. military policy under the Obama administration. CBS Evening News' Steve Capus joins Chris Callahan, the founding dean of the Walter Cronkite School of Journalism at Arizona State University, along with Cronkite News' innovation chief, Eric Newton, to explain the current and future state of the field and how the digital age has changed it.