Sergeant First Class Weston was a member of the 9th Infantry Regiment, 2nd Infantry Division. He was seriously wounded by the enemy in South Korea on 12 August 1950 and returned to duty on 26 September 1950. He was wounded again in North Korea on 26 November 1950 and returned two days later. He was Killed in Action while fighting the enemy in South Korea on 8 March 1951.

Weston was awarded the Purple Heart with 2 Oak Leaf Clusters, the Combat Infantryman's Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.