Doyle served 33 years in the Army after enlisting in 1951.
He died on May 8, 2021.
As a colonel, he commanded the 3rd Armored Calvary Regiment â now the 3rd Cavalry Regiment â which was at Fort Bliss at the time. The regiment is now based at Fort Hood.
One of his final positions was as deputy commander of III Corps and Fort Hood before going to the Pentagon to be a deputy inspector general, according to his biography in the âArmy Executive Biographies,â published May 15, 1985.
Also during his career, as a lieutenant colonel, he was awarded the Silver Star three times for actions in Vietnam, according to the Military Times Valor website.