Masses of refugees wait in line to receive food aid distributed in the Yarmouk camp on Jan. 31 in Damascus, Syria. United Nation Relief and Works Agency/Getty Images hide caption

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An anti-Yanukovych protester walks past a barricade in Independence Square, the epicenter of the country's current unrest, in Kiev, Ukraine, on Wednesday. Emilio Morenatti/AP hide caption

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A demonstrator confronts riot policemen during an anti-government protest in Caracas, Venezuela's capital, on Feb. 22. Raul Arboleda/AFP/Getty Images hide caption

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Ukrainians line up to get their money from a bank machine in the western city of Lviv last week. Clashes in Independence Square in Kiev and the resulting political turmoil caused a financial panic. AFP/AFP/Getty Images hide caption

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Anti-government protesters throw stones during clashes with riot police in Kiev's Independence Square, the epicenter of the Ukraine's current unrest, on Wednesday. The deadly clashes have drawn sharp reactions from Washington and generated talk of possible European Union sanctions. Efrem Lukatsky/AP hide caption

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TV producer Colleen Bell, shown here in a 2013 photo, was a big donor for President Obama before she was nominated to become ambassador to Hungary. Obama has chosen more political appointees than his predecessors. Handout/Getty Images hide caption

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U.S. Ambassador to the Unitied Nations Samantha Power (right) listens to Lucy Mandazuto at a community hospital in Bangui, Central African Republic, on Thursday. Mandazuto was wounded in sectarian violence. Jerome Delay/AP hide caption

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Soldiers from Burundi arrive at the airport in Bangui, capital of the Central African Republic, on Dec. 15 to join the African Union and French efforts to restore security in the troubled nation. Sia Kambou/AFP/Getty Images hide caption

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Iranian Foreign Minister Mohammad Javad Zarif shakes hands with U.S. Secretary of State John Kerry on Nov. 24 in Geneva, after the announcement of a deal halting parts of Iran's nuclear program. Fabrice Coffrini/AFP/Getty Images hide caption

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A Syrian fighter from the Islamist rebel group Jabhat al-Nusra inspects a resident's identification papers at a checkpoint in Aleppo on Oct. 26. Syria's Islamist fighters are generally better funded than their more moderate counterparts. Reuters /Landov hide caption

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The U.N. Security Council votes on a resolution requiring Syria to give up its chemical weapons last month in New York. Last week, Saudi Arabia turned down a chance to take a seat on the Council. Craig Ruttle/AP hide caption

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Sudan's President Omar al-Bashir, who faces genocide charges, has applied for a visa to come to the U.S. for the annual United Nations General Assembly next week. The U.S. has not yet said whether he'll be allowed in the country. Mohamed Nureldin Abdallah/Reuters/Landov hide caption

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Secretary of State John Kerry talks with Russian Foreign Minister Sergei Lavrov at the State Department in Washington on Friday. Charles Dharapak/AP hide caption

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