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The sun sets by the gutted Atomic Bomb Dome, right, in Hiroshima, western Japan, Saturday, Aug. 4, 2012. Hiroshima marks the 67th anniversary of the atomic bombing on Aug. 6. (AP Photo/Itsuo Inouye)

Truman grandson visits Hiroshima A-bomb memorial

A grandson of ex-U.S. President Harry Truman, who ordered the atomic bombings of Japan during World War II, is in Hiroshima to attend a memorial service for the victims.