U.S. Ambassador to Japan Kennedy attends a ceremony at the Peace Memorial Park in Hiroshima
U.S. Ambassador to Japan Caroline Kennedy attends a ceremony at the Peace Memorial Park in Hiroshima, western Japan, August 6, 2015, on the 70th anniversary of the world's first atomic bombing of the city. Bells tolled and thousands bowed their heads in prayer in Hiroshima on Thursday at ceremonies that marked the 70th anniversary of the world's first atomic bombing and highlighted rising tensions over Japan's moves away from its pacifist constitution. REUTERS/Toru Hanai