Dean Caswell, 100, the last living U.S. Marine Corps fighter ace of World War II, died Sept. 21 at his home in Austin, Texas.During World War II, Caswell was assigned to the Marine Fighting Squadron 221 and the Vought F4U Corsair, where he launched strikes against Japanese airfields from the Essex -class aircraft carrier Bunker Hill, according to the American Fighter Aces Association.No bullet holes had ever been found in Caswell’s aircraft, suggesting he never had been hit by enemy fire, according to his obituary.Over the next 40 years of his life, he made a career as an agent and adviser for New York Life, according to his obituary.He previously worked at Foreign Policy and Ufahamu Africa, where he helped produce podcasts."