through the area for the Vietnam War's largest offensive. The North Vietnamese Army (NVA) 304th Division was already massing there, plus a regiment of the 308th Division, in preparation for the 1972 Easter Offensive. Enemy attack During an enemy attack on August 7, in an assembly area of the North Vietnamese Army in the A Shau Valley of the Republic of Vietnam, Hagen led his small recon team's defense, and when USASF Sgt. Bruce Allen Berg was hit by a rocket in one of the team's bunkers, Hagen crawled towards Berg's position through heavy fire in an attempt to assist Berg, returning fire as he proceeded. Mortally wounded in the process, Hagen was later posthumously awarded the Medal of Honor for his actions. Berg was never found and he was initially listed as Missing in Action, Body Not Recovered. Berg was 21 at the time of his loss. He was later declared Killed in Action, Body Not Recovered (KIA/BNR). Other members of Recon Team Kansas were: USASF SSG Oran Bingham, USASF SGT William R. "Bill" Queen (DSC awarded for his actions), USASF SGT Bruce Allen Berg, USASF SGT William "Bill" Rimondi, USASF SGT Anthony G. "Tony Andersen" (DSC awarded for his actions), and eight Bru Degar (Montagnard) Commandos (no names available). Hagen, aged 25 at his death, was buried in Arlington National Cemetery, Arlington County, Virginia. Medal of Honor citation First Lieutenant Hagen's official Medal of Honor citation reads: Awards and decorations 1LT Hagen was awarded the following through out his military career: See also A Shau Valley List of Medal of Honor recipients for the Vietnam War References External links . 1946 births 1971 deaths American military personnel killed in the Vietnam War United States Army Medal of Honor recipients Burials at Arlington National Cemetery Members of the United States Army Special Forces People from Fargo, North Dakota People from Moorhead, Minnesota People from Decatur, Illinois United States Army officers Vietnam War recipients of the Medal of Honor United States Army personnel of the Vietnam War Military personnel missing in action Military personnel from Illinois Military personnel from Minnesota Military personnel from North Dakota