Andrew O'Brien, right, an Army veteran of the Iraq War, listens to DeAnn Fraser, of Round Rock, who is the mother of two Navy sons, one who is active duty, and one who is a disabled veteran, at The Palms on Lake Travis in Austin, Texas, March 10, 2013. O'Brien visited with Fraser before he gave a speech to families about how to treat their returning veterans. (Jay Janner/Austin American-Statesman/MCT)
Andrew O'Brien, an Army veteran of the Iraq War, walks away with a horse after a horse therapy session run by HOPE4PTSDVETS.ORG at Thousand Hearts Ranch in Dripping Springs, Texas, March 24, 2013. (Jay Janner/Austin American-Statesman/MCT)
Andrew O'Brien, an Army veteran of the Iraq War, photographed at his home in Austin, Texas, April 2, 2013, has a tattoo on his back as a permanent reminder of the day in 2010 when he attempted suicide. "It's part of my past, so I put it on my back to keep it behind me," he said. (Jay Janner/Austin American-Statesman/MCT)