 Mize served as Platoon Commander in Company G, 3rd Battalion, 5th Marines at that time and landed in Pusan Perimeter on August 4.During the fighting near Kosong, commander of Company H, Captain Joseph C. Fegan Jr. (future Lieutenant general) was severely wounded by enemy fire on August 18 and unable to move.Even Mize was one foot smaller and hundred pounds lighter than Fegan who had almost 6,6 foot, he hoisted him over his shoulder and carry him over the rough terrain to the Field dressing station.