In this Aug. 6, 1945 file photo, the Enola Gay Boeing B-29 Superfortress lands at Tinian, Northern Mariana Islands after the U.S. atomic bombing mission against the Japanese city of Hiroshima. (AP Photo/Max Desfor)
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The crew of the Enola Gay, including pilot Col. Paul W. TIbbets (center), gathers near the B-29 in the Northern Mariana Islands in August 1945.