331st Training Squadron goes through Basic Military Training Published Oct. 2, 2023 By Brian Boisvert 502nd Air Base Wing Public Affairs U.S. Air Force Tech. Sgt. Jonathan Jasso, 331st Training Squadron military training instructor, engages a group of Air Force trainees from flight 584 to inspect the trainee’s adherence to uniform standards at Joint Base San Antonio-Lackland, Texas, Sept. 29, 2023. Prior to graduation, trainees must pass final knowledge checks and uniform inspections to ensure that they meet the Air Force standards.