UN secretary general Ban Ki-moon gestures during a press conference on May 24, 2016, in Istanbul during the World Humanitarian Summit. President Recep Tayyip Erdogan on Monday warned the European Union that the Turkish parliament would block laws related to the landmark deal to stem the flow of migrants to Europe if Ankara was not granted its key demand of visa-free travel. / AFP / OZAN
{"Image ImageDescription": "UN secretary general Ban Ki-moon gestures during a press conference on May 24, 2016, in Istanbul during the World Humanitarian Summit. \nPresident Recep Tayyip Erdogan on Monday warned the European Union that the Turkish parliament would block laws related to the landmark deal to stem the flow of migrants to Europe if Ankara was not granted its key demand of visa-free travel. / AFP / OZAN KOSE        (Photo credit should read OZAN KOSE/AFP via Getty Images)"}