sentences:  He was sent to Europe in 1943 and by January 30 of the next year was serving in Italy as a sergeant in Company B of the 7th Infantry Regiment, 3rd Infantry Division.On that day, near Cisterna di Littoria, he participated in the Battle of Cisterna.After a day of fighting which resulted in heavy casualties, what remained of his company dug in for the night, with Olson and his gun crew manning a light machine gun in defense of their position.