Tech. Sgt. Lucas Mefford, 11th Civil Engineer explosive ordinance disposal craftsman, holds a scan of his brain at Joint Base Andrews, Md., May 29, 2017. Mefford attended an inpatient program at the National Intrepid Center of Excellence program, in Bethesda, Md., for depression, insomnia, and other symptoms caused by a traumatic brain injury. He continues his medical treatment at JBA and hopes to influence his Airmen to be advocates for their health. (U.S. Air Force photo by Senior Airman Mariah Haddenham)