 He left the program after several months and was transferred to the USS LST 310 where he served as a motor mechanics mate.He saw action as a crew member of the LST 310 in the invasion of Sicily and the D-Day invasion at Normandy, where the ship landed troops on Easy Green beach.Discharged from the Naval Reserve on July 15, 1947, Winpisinger returned to Cleveland where he worked as a "gypsy mechanic", repairing automobile transmissions at local service stations.