Hiroshima Mayor Tadatoshi Akiba (R) shares a smile with Nagasaki Mayor Tomihisa Taue (L) at a press conference at Hiroshima city hall on October 11, 2009. The Japanese cities of Hiroshima and Nagasaki have said they are considering bidding for the 2020 summer Olympics with hopes to promote a nuclear-free world. Getty Images logo Getty Images 1 month ago

Hiroshima Mayor Tadatoshi Akiba (R) shares a smile with Nagasaki Mayor Tomihisa Taue (L) at a press conference at Hiroshima city hall on October 11, 2009. The Japanese cities of Hiroshima and Nagasaki have said they are considering bidding for the 2020 summer Olympics with hopes to promote a nuclear-free world.