191219-N-JS726-0001 PENSACOLA, Fla. (Dec. 19, 2019) Guests attend a memorial service in the National Naval Aviation Museum at Naval Air Station Pensacola, Dec. 19, 2019. The service was held for Ensign Joshua K. Watson, Naval Air Crewman (Mechanical) 3rd Class Mohammed S. Haitham, and Naval Air Crewman (Mechanical) 3rd Class Cameron S. Walters. The three Sailors were killed during the Dec. 6, 2019 active shooter incident at Naval Air Station Pensacola. (U.S. Navy photo by Chief Mass Communication Specialist David Holmes/Released)