Wed, 07/03/2024 - 13:32 Tech Insider US Marine Corps Maj. Gen. William F Mullen III, then commanding general of the Training and Education Command, stood for the National Anthem at the Marine Corps Air Ground Combat Center.US Marine Corps photo by Pfc. William J. Chockey III Tags Military & Defense, Militarycom, news-visual-feature, marine-corps, us-marine, us-marines, us-marine-corps, news-contributor, news-contributors, Syndication, Marines, twentynine-palms, san-bernadino, ncis Source The death of a retired Marine major general is under investigation after his bo…