A Syrian Kurdish child looks through the fence of a refugee camp in the town of Suruc, Turkey, last month. The advance of Islamic State jihadists on Kobane has forced some 200,000 refugees to flee across the border to Turkey. Aris Messinis/AFP/Getty Images hide caption

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Iran's President Hassan Rouhani, shown in Tehran in March, supports the nuclear negotiations with the U.S. and other world powers. Iran is now receiving some $700 million a month in sanctions relief. Those watching the negotiations include former U.S. hostages in Iran, who have sought compensation for years. STR/AP hide caption

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NATO has reported a spike in Russian military activity at sea and in NATO and other western European countries' airspace as tensions have mounted over Ukraine. Here, a Russian military long-range bomber aircraft flies in international airspace on Oct. 29. Royal Air Force/AP hide caption

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Iraqi Yazidi women who fled the violence in the northern Iraq take shelter in the city of Dohuk on Aug. 5. The Yazidis, are a small community that follows an ancient faith and have been repeatedly targeted by jihadists. Yazidi leaders say several thousands members of the community have gone missing in recent months. Safin Hamed/AFP/Getty Images hide caption

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American Ryan Boyette, left, works with Yassin Hassen, right, in an interview with a rebel in Sudan's Nuba Mountains. Boyette started the Nuba Reports website in 2011 and recruited Hassen to join as a citizen journalist. Alan Boswell/MCT via Getty Images hide caption

itoggle caption Alan Boswell/MCT via Getty Images