HIROSHIMA, JAPAN - MAY 27:  U.S. President Barack Obama embraces atomic bomb survivor Shigeaki Mori during his visit to the Hiroshima Peace Memorial Park on May 27, 2016 in Hiroshima, Japan. It is the first time U.S. President makes an official visit to Hiroshima, the site where the atomic bomb was dropped in the end of World War II on August 6, 1945.  (Photo by Atsushi Tomura/Getty Images)
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