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HIROSHIMA, JAPAN - APRIL 11: Japanese Foreign Minister Fumio Kishida (4th R), US Secretary of State John Kerry (4th L), European Union's High Representative for Foreign Affairs Federica Mogherini (L), Canadian Foreign Minister Stephane Dion (2nd L), British Foreign Minister Philip Hammond (3rd L), Italian Foreign Minister Paolo Gentiloni (2nd R)and German Foreign Minister Frank-Walter Steinmeier (3rd R) receive necklaces of paper cranes made by children after laying wreaths in front of the Memorial Cenotaph for the 1945 atomic bombing victims in the Peace Memorial Park, on the sidelines of the G7 Foreign Ministers' Meeting in Hiroshima on April 11, 2016. Foreign ministers made the landmark visit on April 11 to the memorial site for the world's first nuclear attack in Hiroshima. (Photo by Foreign Ministry of Japan / Handout/Anadolu Agency/Getty Images)

HIROSHIMA, JAPAN - APRIL 11: Japanese Foreign Minister Fumio Kishida (4th R), US Secretary of State John Kerry (4th L), European Union's High Representative for Foreign Affairs Federica Mogherini (L), Canadian Foreign Minister Stephane Dion (2nd L), British Foreign Minister Philip Hammond (3rd L), Italian Foreign Minister Paolo Gentiloni (2nd R)and German Foreign Minister Frank-Walter Steinmeier (3rd R) receive necklaces of paper cranes made by children after laying wreaths in front of the Memorial Cenotaph for the 1945 atomic bombing victims in the Peace Memorial Park, on the sidelines of the G7 Foreign Ministers' Meeting in Hiroshima on April 11, 2016. Foreign ministers made the landmark visit on April 11 to the memorial site for the world's first nuclear attack in Hiroshima.
 (Photo by Foreign Ministry of Japan / Handout/Anadolu Agency/Getty Images)