John Gross served as a company commander in the 82nd Airborne, the 9th Division in Vietnam, and in the 4th Division. He was a staff officer Japan and in the 7th Division, a Ranger instructor and se...view moreJohn Gross served as a company commander in the 82nd Airborne, the 9th Division in Vietnam, and in the 4th Division. He was a staff officer Japan and in the 7th Division, a Ranger instructor and served on the faculty at the Armed Forces Staff College.view less