Air Force Tech. Sgt. Luis Torres, right, an optometry technician, uses an auto refractor to determine Navy Petty Officer 3rd Class Brook Sahlemariam’s prescription during preparations for an Innovative Readiness Training mission at Hayesville High School in Hayesville, N.C., Aug. 1, 2017. Smoky Mountain Medical IRT provides free medical, dental, vision and veterinary services to Clay County, Swain County and the surrounding areas. New York Air National Guard photo by Staff Sgt. Ryan Campbell