The family of Captain Mantel, a US fighter pilot and a distinguished World War II veteran who took part in D-Day, says he was killed while chasing a UFO.
The official explanation is that he was chasing Venus or a weather balloon when he went too high in a plane and ran out of oxygen, but his grandson Terry and the rest of the Mantell Family know better.
Thomas Mantell died on January 7, 1948, when his fighter plane fell out of the sky in Kentucky
The wreck of Mantell's plane which ...