Flying a Sopwith Triplane, Ensign Robert A. Little is shot down and killed while attempting to destroy a German Gotha IV bomber over Noeux, France. Ensign Little, who flew with the Royal Navy Flying Service, had recorded 47 confirmed victories, making him the highest scoring Australian ace of all time.
The Air National Guard will deactivate an air control squadron in Georgia and dozens more in Iowa, converting the unit and positions to do cyber operations.