The Fat Man on transport carriage, Tinian Island, 1945. "Fat Man" was the codename for the type of atomic bomb that was detonated over the Japanese city of Nagasaki by the United States on 9 August 1945. It was dropped from the Boeing B-29 Superfortress Bockscar, named after Captain Frederick C. Bock. The Fat Man mission was piloted by Major Charles W. Sweeney.
Lt. Col. Paul Tibbets waves to the ground crew on August 6, 1945 as he pilots the B-29 bomber “Enola Gay” on its last bomb run. He flew from Tinian Island in the Pacific to drop the first atomic bomb on Hiroshima, Japan that help end World War II a few days later