In an Aug. 3, 2011 photo, Dallas police officer Andrew Litz and his wife Heather try to schedule one of the numerous medical appointments that officer Litz deals with, at their home in McKinney, Texas. After three combat tours in Iraq, he suffers from post-traumatic stress disorder and a traumatic brain injury caused by a 2005 roadside bomb. (AP Photo/The Dallas Morning News, Jim Mahoney)
Photo by Associated Press /Chattanooga Times Free Press .
published Wednesday, September 7th, 2011