Spc. Jason McCarty (left), a computer/detection systems repairer, assists Sgt. Michael Hurtado, a Patriot system repairer, both with 69th Air Defense Artillery Brigade, during a fiber optic and tactical fiber optic cable installer course taught at the Fort Hood Signal University, on Fort Hood, Texas, Aug. 4. (U.S. Army Photo by Staff Sgt. Kimberly Lessmeister/ 69th ADA Brigade Public Affairs Office)