Members of the Iranian band Accolade perform in an unauthorized stage performance in the capital Tehran in January 2013. Those seeking greater social freedoms are often testing the limits in Iran. Vahid Salemi/AP hide caption

itoggle caption Vahid Salemi/AP

A man looks at an unexploded barrel bomb that landed in a cemetery after being dropped by forces loyal to Syria's President Bashar Assad in the northern Syrian city of Aleppo on Thursday. Reuters/Landov hide caption

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This photo taken earlier this year shows residents of Yarmouk, a neighborhood of Palestinians in Syria, lining up as far as the eye can see to receive food supplies. UNRWA, via AP hide caption

itoggle caption UNRWA, via AP

An informal Girl Scout group at the Zaatari refugee camp in Jordan sings: "We want to learn and rise up to fulfill our dreams." Nabih Bulos/NPR hide caption

itoggle caption Nabih Bulos/NPR

Syrian refugees have flooded the Zaatari refugee camp, near the Jordanian border with Syria. Khalil Mazraawi/AFP/Getty Images hide caption

itoggle caption Khalil Mazraawi/AFP/Getty Images

Iranian shoppers buy vegetables from a street vendor in Tehran last November, a day after a six-month nuclear deal took effect. The U.S. says crippling sanctions — which caused prices for necessities like bread, rice and soap to increase — forced Iran's hand. Atta Kenare/AFP/Getty Images hide caption

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Just as characters in the play "Waiting for Godot" wait for someone named Godot, some believe that Iranian President Hassan Rouhani is Iran's only politician who can end the country's waiting when it comes to resolving a nuclear deal. Behrouz Mehri/AFP/Getty Images hide caption

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Iranian women, shown here in downtown Tehran, are among groups in the country pushing for social and economic change. Ebrahim Noroozi/AP hide caption

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A woman adjusts her scarf after seeing the morality police in a cafe during a crackdown on "social corruption" in Iran's capital Tehran in 2008. Reuters/Landov hide caption

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A Syrian man walks through debris following an alleged air strike by Syrian government forces on Friday in the northern city of Aleppo. Nearly 1,900 people have been killed in Syria since peace talks opened in Switzerland on Jan. 22, the Syrian Observatory for Human Rights said. Mohammed Al-Khatieb/AFP/Getty Images hide caption

itoggle caption Mohammed Al-Khatieb/AFP/Getty Images