Career
Warren joined the United States. Army from New York City in 1967. On January 14, 1969, as a first lieutenant, Warren was commanding a platoon in Tay Ninh Province, Vietnam when the unit came under attack. During the fight, Warren fell on an enemy-thrown grenade to shield others from the blast.
The action cost him his life.
Medal of Honor citation Foreign conspicuous gallantry and intrepidity in action at the risk of his life above and beyond the call of duty. Warren is buried in Long Island National Cemetery, Farmingdale, New New York