End of World War II in Asia
Second, and more powerful plutonium implosion atomic bomb, Fat Man, is dropped on Nagasaki from a different "Silverplate" B-29 named "Bockscar", flown by Maj. Charles Sweeney (Atomic bombing of Nagasaki)
509th Operations Group
The 509th CG made history on 6 August 1945, when the B-29 Superfortress "Enola Gay," piloted by Colonel Paul W. Tibbets, Jr., dropped the first atomic bomb on Hiroshima, Japan. The B-29 "Bockscar," piloted by Major Charles Sweeney visited the Japanese mainland on 9 August 1945 and dropped the second atomic bomb on Nagasaki.