French Air Force members raise their flag to mark the start of the duty day during the French National Day Parade September 14, 2015 at Al Udeid Air Base, Qatar. The parade was the commemoration of the death of WWI French pilot Capt Georges Guynemer, in Polkapelle, on September 11th, 1917. Since 1923, the French Air Force has organized a parade to start or close the day in remembrance of him. (U.S. Air Force photo by Tech. Sgt. Rasheen Douglas)