On July 23 , 1950 Tibor Rubin was serving as a rifleman in Korea when his unit was forced to retreat and he was ordered to stay behind and keep the road open for the withdrawing unit .
On July 23 , 1950 Tibor Rubin was serving as a rifleman in Korea when his unit was forced to retreat . He was ordered to stay behind and keep the road open for the withdrawing unit .