Air Force Senior Airman Bendino Galderio, Eglin Air Force Base honor guardsman, stands at attention during the singing of the national anthem at Eglin Air Force Base, Fla., June 25, 2018. This year's Khobar Towers Memorial Ceremony marks the 22nd anniversary of the terrorist attack that took place at the Khobar Towers Housing Complex in Dhahran, Saudi Arabia. Air Force photo by Staff Sgt. Peter Thompson