Pentagon Ceremony honoring heroes of the rails

Secretary of Defense Ash Carter and Air Force Gen. Paul J. Selva, vice chairman of the Joint Chiefs of Staff, honor U.S. Army Spc. Alek Skarlatos, U.S. Air Force Airman 1st Class Spencer Stone and Anthony Sadler, who stopped a gunman on a Paris-bound train outside of Brussels last month at a ceremony at the Pentagon, Sept. 16, 2015.