Sgt. 1st Class Fred C. Graveline By Distinguished Service Cross, 1919 Sgt. Graveline received his commendation for a series of 15 dangerous missions as a volunteer gunner in the 20th Aero Squadron of the 1st Day Bombardment Group. In doing so, he flew more combat sorties than any other enlisted man in World War I and shot down two German aircraft as well. Click here to return to the Distinguished Enlisted Overview.