He is the last surviving crew member of the B-29s that flew the missions. Gackenbach, was the navigator aboard Enola Gay, the plane that dropped the Hiroshima bomb, during the mission to Nagasaki on Aug. Russell Gackenbach, the navigator aboard the B-29 Superfortress, Necessary Evil, holds a photo he took during the atomic bombing mission over Hiroshima, Japan on Aug.Today was the grand opening of the new Smithsonian building. This plane is controversial because it delivered the atom bomb during World War II, and many Japanese Americans and Japanese nationals oppose it's presence in the museum. (UPI Photo/Michael Kleinfeld) Visitors to the newly opened National Air and Space Museum's Steven Udvar-Hazy Center look at the B-29 Superfortress, the 'Enola Gay', on Decemin Chantilly, Virginia. Visitors to the newly opened National Air and Space Museum's Steven Udvar-Hazy Center look at the B-29 Superfortress, the 'Enola Gay', on Decemin Chantilly, Virginia.
