An Afghan policeman stands guard at the site of a bomb blast near the U.S. Embassy in Kabul, Afghanistan August 15, 2016. REUTERS/Mohammad Ismail

A man walks past the south face of Urakami Cathedral, which was destroyed by the atomic bombing of Nagasaki on August 9, 1945 and rebuilt in 1959, in Nagasaki, southwestern Japan, July 31, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

The Shiroyama Elementary School (top R) is seen in Nagasaki, southwestern Japan, July 31, 2015. Shiroyama Elementary School was built on the former site of the Shiroyama National School, which was destroyed by the atomic bombing of Nagasaki on August 9, 1945. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

A parking space for Nagasaki University Hospital, built on the former premises of Nagasaki Medical College, which was destroyed by the atomic bombing of Nagasaki on August 9, 1945, is seen in Nagasaki, southwestern Japan, July 31, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

The Urakami Cathedral (C), which was destroyed in the atomic bombing of Nagasaki and rebuilt in 1959, is seen in Nagasaki, southwestern Japan, July 31, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

A pedestrian casts a shadow on Yorozuyo Bridge in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

A passerby and a tramline are seen from Aioi Bridge in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

A man walks on Yorozuyo Bridge in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

The Atomic Bomb Dome, or A-Bomb Dome, is seen from Aioi Bridge in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

The Atomic Bomb Dome or A-Bomb Dome, is seen from Aioi Bridge in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

Children ride bicycles on Aioi Bridge, as the Atomic Bomb Dome or A-Bomb Dome (L) is seen in the distance, in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year, out of the 350,000 who lived in the city. Three days later, a second atomic bomb was dropped on Nagasaki. As the 70th anniversary of the world's first nuclear attack approaches, Reuters photographer Issei Kato sourced archive images of the cities in the aftermath of the bombing and revisited the same locations today. REUTERS/Issei Kato

A visitor holding a sunshade casts a shadow on the ground at the Peace Memorial Park in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato TPX IMAGES OF THE DAYPICTURE 10 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI"
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People cast long shadows on a street they are walking down, in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 3 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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Reuters photographer Issei Kato casts a shadow on the entrance of an underground shopping complex in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 11 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A Hiroshima resident riding a bicycle casts a shadow on the ground as he cycles past the Atomic Bomb Dome in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 1 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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Hiroshima residents cast shadows on a street as they walk in the evening, in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 4 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A couple casts shadows on a cenotaph to the mobilized students in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato TPX IMAGES OF THE DAYPICTURE 2 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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Reuters photographer Issei Kato (R) and passersby cast shadows on a street in Hiroshima, western Japan July 28, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 7 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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Birds fly over the Atomic Bomb Dome in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 12 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A mother and her son cast shadows on the ground as they pray near a cenotaph for the victims of the 1945 atomic bomb as other visitors try to take selfies, at the Peace Memorial Park in Hiroshima, western Japan July 29, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 5 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A visitor casts a shadow on the ground at Peace Park in Nagasaki, southwestern Japan, July 31, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato TPX IMAGES OF THE DAYPICTURE 9 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A man casts a shadow on the ground as he sits on a bench near a street light at night near the Atomic Bomb Dome in Hiroshima, western Japan July 27, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato PICTURE 6 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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A mother and daughter cast shadows on a street crossing in Nagasaki, southwestern Japan, July 31, 2015. On August 6, 1945, the U.S. dropped the atomic bomb on Hiroshima, killing about 140,000 by the end of the year in a city of 350,000 residents, in the world's first nuclear attack. Three days later, a second atomic bomb was dropped on Nagasaki. Influenced by the shadows scorched into outdoor surfaces by the heat of the blasts 70 years ago, Reuters photographer Issei Kato pays homage to survivors, residents and historic buildings in both cities in a personal project that captures the shadows of today. REUTERS/Issei Kato TPX IMAGES OF THE DAYPICTURE 8 OF 12 FOR WIDER IMAGE STORY "SHADOWS OF HIROSHIMA AND NAGASAKI".
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Residents grieve inside their destroyed house after abomb attack in Kerbala, about 110 km (68 miles) southwest of Baghdad, April 15, 2008. Gunmen attacked a small town near the southern city of Kerbala killing five people including two women and wounding six others, police said. The attack forced 150 people to flee. The attackers then blew up 14 houses, police said. REUTERS/Mushtaq Muhammed (IRAQ)

A woman grieves inside her destroyed house after abomb attack in Kerbala, about 110 km (68 miles) southwest of Baghdad, April 15, 2008. Gunmen attacked a small town near the southern city of Kerbala killing five people including two women and wounding six others, police said. The attack forced 150 people to flee. The attackers then blew up 14 houses, police said. REUTERS/Mushtaq Muhammed (IRAQ)

Japan's Defence Minister Fumio Kyuma reacts as he listens to questions during a news conference at the Foreign Correspondents' Club in Tokyo October 25, 2006 in this file photo. Japan's defence minister apologised on July 1, 2007 for comments about the 1945 U.S. atomic bomb attacks on the country which outraged survivors and drew criticism from the ruling bloc ahead of a key election in late July. REUTERS/Toshiyuki Aizawa/Files (JAPAN)

Combination picture shows young man performing jump during first "Arschbombe World Championships" in Bayreuth. The combination picture shows a young man performing a so-called "Arschbombe" (butt bomb) jump during the first "Arschbombe World Championships" in the southern German town of Bayreuth August 15, 2004. 12 divers from Germany and Great Britain competed in three different classes of jumps, aiming at producing the tallest water fountains. REUTERS/Alexandra Winkler ODLY

Antibombing protester Guido Perez is arrested by navy officers for traspassing into a restricted area June 19, 2001 in Vieques, Puerto Rico.

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