"You are the most important and powerful piece of equipment in your own recovery." That's what Dr. Kevin Reeder tells the veterans he treats for post-traumatic stress disorder as head of the North Little Rock VA Residential PTSD Treatment Program. 60 Minutes, the most successful broadcast in television history, kicked off its 46th season on Sept. 29, 2013. Watch Sundays at 7 p.m. ET/PT.