hiroshima

People walk in the rain in front of a Atomic Bomb Dome at the Hiroshima Peace Memorial Park on the day of the 69th anniversary of the atomic bombing of Hiroshima on August 6, 2014 in Hiroshima, Japan. Japan marks the 69th anniversary of the first atomic bomb that was dropped by the United States on Hiroshima on August 6, 1945, killing an estimated number of 70,000 people instantly with many thousands more dying over the following years from the effects of radiation. Three days later another atomic bomb was dropped on Nagasaki, ending World War II.

Buddhika Weerasinghe/Getty Images

Visitors head to the 69th anniversary commemoration of the dropping of the atomic bomb, which in 1945 destroyed much of Hiroshima and three days later Nagasaki effectively ending the second world war. The ceremony took place on Wednesday in front of the atomic bomb dome at the Hiroshima Peace Memorial Park, Japan

A student participates in a peace rally to commemorate the 68th anniversary of the atomic bombings of the Japanese cities of Hiroshima and Nagasaki, in Mumbai August 6, 2013. REUTERS/Danish Siddiqui (INDIA - Tags: ANNIVERSARY SOCIETY TPX IMAGES OF THE DAY)

Danish Siddiqui/Reuters

A student in Mumbai, India takes part in a peace rally on Tuesday to commemorate the 68th anniversary of the atomic bombings of the cities of Hiroshima and Nagasaki in Japan

People offer prayer for atomic bomb victims at a cenotaph at the Hiroshima Peace Memorial Park in Hiroshima, western Japan, 06 August 2013 after the Peace Memorial Ceremony commemorating the 68th anniversary of the atomic bombing of the city  in 1945.

Kimimasa Mayama/EPA

People offer prayer for atomic bomb victims at a cenotaph at the Hiroshima Peace Memorial Park in Hiroshima, western Japan on Tuesday after the Peace Memorial Ceremony commemorating the 68th anniversary of the atomic bombing of the city in 1945.

The Atomic Bomb Dome is silhouetted at sunset in Hiroshima, western Japan,  Monday, Aug. 5, 2013. Hiroshima marks the 68th anniversary of the world's first atomic bombing Tuesday.

Shizuo Kambayashi/AP

The Atomic Bomb Dome is silhouetted at sunset in Hiroshima, western Japan, on Monday, eve of the 68th anniversary of the world’s first use of nuclear weapons in war