366th TRS electrical systems course
Seaman Apprentice Alexander Ossorio, 366th Training Squadron electrical systems apprentice course student at Sheppard Air Force Base, Texas, installs a support arm Jan. 24, 2018, that will be used to insulate high voltage wires. Ossorio is in block seven of seven and scheduled to graduate Feb. 8. (U.S. Air Force photo by Alan R. Quevy)