Physical Therapist, Joseph Blackburn, briefs Maj. Gen. Christopher Azzano, Air Force Test Center commander, during a visit to the Intrepid Spirit Center Nov. 12 at Eglin Air Force Base, Fla. Blackburn briefed Azzano on the state-of-the-art equipment used to stimulate and rehabilitate the physical and cognitive functions of the brain. Eglin’s ISC, the first on an Air Force base, is a treatment center dedicated to post-traumatic stress, traumatic brain injury, associated pain conditions, and psychological injuries in active-duty service members. (U.S. Air Force photo/Ilka Cole)