Their planes were reconfigured B-29 Superfortress bombers. The 509th Composite Group, lead by Tibbets, spent months training in Wendover, Utah, before being shipped off to an American air base on the Pacific island of Tinian. Tibbets said it would be dangerous but if they were successful, it could end the war. Paul Tibbets, who was recruiting officers for a special mission. After completing his training, he was approached by Col. Gackenbach enlisted in the Army Aviation Cadet Program in 1943. Today, the 95-year-old is the only surviving crew member of those three planes. Army Air Corps and a navigator on the mission. Russell Gackenbach was a second lieutenant in the U.S. There were three strike planes that flew over Hiroshima that day: the Enola Gay, which carried the bomb, and two observation planes, the Great Artiste and the Necessary Evil. It was the first time a nuclear weapon had been used in warfare. 6, 1945, the United States dropped an atomic bomb on the Japanese city of Hiroshima. Russell Gackenbach was the navigator aboard the Necessary Evil.
