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A man stands amid the damage after an airstrike in the rebel held Douma neighbourhood of Damascus, Syria August 22, 2016. REUTERS/Bassam Khabieh

Bassam Khabieh/Reuters

A man stands amid the damage after an airstrike in the rebel held Douma neighbourhood of Damascus, Syria 

epa05409938 An Iraqi man weeps during his visit to the site of a suicide truck bomb attack in Karada district in central Baghdad, Iraq, 06 July 2016. Hundreds of Iraqis participate in a prayer vigil for the victims of Karada bombing in Baghdad which was killed at least 200 people and wounded hundreds others on 3 July 2016, during the first day of Muslim festival of Eid al-Fitr, which marks the end of the fasting month of Ramadan.  EPA/ALI ABBAS

Ali Abbas/EPA

An Iraqi man weeps during his visit to the site of a suicide truck bomb attack in Karada district in central Baghdad, Iraq

Indian labourers unload sacks of onion from a truck at a wholesale market in Chennai on June 1, 2016.  India's economy grew 7.6 percent in 2015-16, official figures showed May 31, retaining its place as the world's fastest-growing major economy and providing a boost to the right-wing government as it marks two years in power. Gross domestic product (GDP) expanded at a faster pace in the fourth quarter of the financial year, growing 7.9 percent year-on-year, the Central Statistics Office data showed. / AFP PHOTO / ARUN SANKARARUN SANKAR/AFP/Getty Images

Arun Sankar/AFP/Getty

Indian labourers unload sacks of onions from a truck at a wholesale market in Chennai. India’s economy grew 7.6 percent in 2015-16, official figures showed on May 31, retaining its place as the world’s fastest-growing major economy 

A man walks past Syrian people sitting o...A man walks past Syrian people sitting on the sidewalk as snow falls in Istanbul on January 7, 2015. Heavy snowfall descended on large parts of Turkey on January 6, snarling road and air traffic and leading to closures of schools, reports said. AFP PHOTO/BULENT KILICBULENT KILIC/AFP/Getty Images

Bulent Kilic/AFP

A man walks past Syrian refugees in Istanbul. Heavy snow across large parts of Turkey on January 6 snarled road and air traffic and led to school closures.

Russian-Israeli World War II veteran poses for a photograph during a street parade, not pictured, marking Victory day in Haifa, Israel, Friday, May 10, 2013. Israeli World War II veterans from the former Soviet Union marched together with their families in Haifa Friday to celebrate the 68th anniversary of the Allies victory over Nazi Germany in 1945. (AP Photo/Oded Balilty)

Oded Balilty/AP

A Russian-Israeli second world war veteran poses for a photograph during a street parade marking Victory day in Haifa, Israel on Friday. The veterans, originally from the former Soviet Union, marched together with their families in the city on Friday to celebrate the 68th anniversary of the allies’ victory over Nazi Germany in 1945.