 In November 1966, he served on temporary additional duty as company gunnery sergeant with Headquarters Company, 7th Engineer Battalion (Combined Action Company).That December, he was transferred to Combined Action Company, Sub Unit #1, Service Company, Headquarters Battalion, 1st Marine Division, where he served as non-commissioned officer in charge, until April 1967.He then served with the Military Police Company, attached to the 1st Marine Division, until the following July.