he said it kind of worries me. >> martha and told debbie she was very troubled. >> she said, i'm trying. when i'm at work, he will get into his pills. she said bob is abusing it. >> bob's sister kathy had also seen warning signs. >> how did you become aware that ptsd was really beginning to come a factor in his life that had to be dealt with? >> we have been out for thanksgiving, he had explained to me that right after the holidays there was a program, he was going to enter it. >> now it came up he was going to do that program and i found it shocking. >> shocking? >> yeah. >> he never seem like that it all? >> you never seem like. that >> just happy, jovial guy. >> yes. >> bob's new year's resolution for 2006 was to finally beat ptsd. and in january, he set off to nashville for an attentive six-week program run by the va.