24 May 1969 – Charlie Manske “Icon 6” was assigned a combat mission in Phu Yen Province, South Vietnam, flying F-100D #553555. Following the mission, while en route back to Tuy Hoa Air Base, the flight leader 
observed Capt Manske’s aircraft crash in the South China Sea approximately 25 miles southeast of the city of Qui Nho. Attempts to locate Capt Manske or his remains following the incident were unsuccessful. Today, Capt Manske is memorialized on the Courts of the Missing at the National Memorial Cemetery of the Pacific.
Charlie served with the 355th Tactical Fighter Squadron, 31st Tactical Fighter Wing, 7th Air Force out of Tuy Hoa AB.