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French President Francois Hollande (L) meets with Turkish Prime Minister Ahmet Davutoglu (R) and Foreign Minister Mevlut Cavusoglu (2nd R) on the second day of a European Union summit to discuss the ongoing migrant crisis, in Brussels, on March 18, 2016. Davutoglu warned there would be no 'bargaining' over the plight of refugees as he met EU leaders on March 18 in bid to clinch a deal to curb the unprecedented numbers reaching Europe. / AFP / POOL / STEPHANE DE SAKUTIN (Photo credit should read STEPHANE DE SAKUTIN/AFP/Getty Images)

French President Francois Hollande (L) meets with Turkish Prime Minister Ahmet Davutoglu (R) and Foreign Minister Mevlut Cavusoglu (2nd R) on the second day of a European Union summit to discuss the ongoing migrant crisis, in Brussels, on March 18, 2016.
Davutoglu warned there would be no 'bargaining' over the plight of refugees as he met EU leaders on March 18 in bid to clinch a deal to curb the unprecedented numbers reaching Europe.
 / AFP / POOL / STEPHANE DE SAKUTIN        (Photo credit should read STEPHANE DE SAKUTIN/AFP/Getty Images)

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German Chancellor Angela Merkel (L) talks with French President Francois Hollande as they meet during the first of a two-day European Union summit to discuss the ongoing migrant crisis on March 17, 2016, in Brussels. / AFP / POOL / JOHN THYS (Photo credit should read JOHN THYS/AFP/Getty Images)

German Chancellor Angela Merkel (L) talks with French President Francois Hollande as they meet during the first of a two-day European Union summit to discuss the ongoing migrant crisis on March 17, 2016, in Brussels.  / AFP / POOL / JOHN THYS        (Photo credit should read JOHN THYS/AFP/Getty Images)

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SANLIURFA, TURKEY - OCTOBER 19: (TURKEY OUT) A Kurdish refugee mother and son from the Syrian town of Kobani walk beside their tent in a camp in the southeastern town of Suruc on the Turkish-Syrian border on October 19, 2014 in Sanliurfa, Turkey. Kurdish fighters in Syrian city of Kobani have pushed back Islamic State militants in a number of locations as U.S. air strikes on ISIS positions continue in and around the city. In the past month more than 200,000 people from Kobani have fled into Turkey. (Photo by Gokhan Sahin/Getty Images)

SANLIURFA, TURKEY -  OCTOBER 19:  (TURKEY OUT)   A Kurdish refugee mother and son from the Syrian town of Kobani walk beside their tent in a camp in the southeastern town of Suruc on the Turkish-Syrian border on October 19, 2014 in Sanliurfa, Turkey.  Kurdish fighters in Syrian city of Kobani have pushed back Islamic State militants in a number of locations as U.S. air strikes on ISIS positions continue in and around the city. In the past month more than 200,000 people from Kobani have fled into Turkey. (Photo by Gokhan Sahin/Getty Images)

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SANLIURFA, TURKEY - SEPTEMBER 18: Syrians fleeing from clashes between the Islamic State of Iraq and Levant (ISIL) militants and Democratic Union Party (PYD) forces in the Ar-Raqqah Governorate of Syria, wait at the Turkish-Syrian border to cross into Turkey on September 18, 2014 near Turkey's Sanliurfa province. (Photo by Halil Fidan/Anadolu Agency/Getty Images)

SANLIURFA, TURKEY - SEPTEMBER 18:  Syrians fleeing from clashes between the Islamic State of Iraq and Levant (ISIL) militants and Democratic Union Party (PYD) forces in the Ar-Raqqah Governorate of Syria, wait at the Turkish-Syrian border to cross into Turkey on September 18, 2014 near Turkey's Sanliurfa province. (Photo by Halil Fidan/Anadolu Agency/Getty Images)

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People gather on the beach as migrants deported from Greece arrive aboard a small Turkish ferry in the port of Dikili district in Izmir, Turkey, on April 4, 2016. Migrants return from Greece to Turkey begun under the terms of an EU deal that has worried aid groups, as Athens struggles to manage the overload of desperate people on its soil. Over 51,000 refugees and migrants seeking to reach northern Europe are stuck in Greece, after Balkan states sealed their borders. Hundreds more continue to land on the Greek islands every day despite the EU deal. / AFP / OZAN KOSE (Photo credit should read OZAN KOSE/AFP/Getty Images)

People gather on the beach as migrants deported from Greece arrive aboard a small Turkish ferry in the port of Dikili district in Izmir, Turkey, on April 4, 2016. 
Migrants return from Greece to Turkey begun under the terms of an EU deal that has worried aid groups, as Athens struggles to manage the overload of desperate people on its soil. Over 51,000 refugees and migrants seeking to reach northern Europe are stuck in Greece, after Balkan states sealed their borders. Hundreds more continue to land on the Greek islands every day despite the EU deal.  / AFP / OZAN KOSE        (Photo credit should read OZAN KOSE/AFP/Getty Images)