Hiroshima Mayor Tadatoshi Akiba (R) greets delegates including Sergio Duarte (2nd R), United Nations High Representative for Disarmament Affairs May 5, 2009  just before a meeting, 'Toward a Decision Decade For Nuclear Disarmament' organized by the Mayors for Peace, at UN headquarters in New York. Getty Images logo Getty Images 33 months ago

Hiroshima Mayor Tadatoshi Akiba (R) greets delegates including Sergio Duarte (2nd R), United Nations High Representative for Disarmament Affairs May 5, 2009 just before a meeting, 'Toward a Decision Decade For Nuclear Disarmament' organized by the Mayors for Peace, at UN headquarters in New York.