In the northern Syrian city of Aleppo last month, there was a class about how to protect against chemical weapons attacks. J.M. Lopez/AFP/Getty Images hide caption

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A photo released by the Syrian official news agency SANA Thursday shows an international expert working at a chemical weapons plant in Syria. Destroying the weapons safely may require them to be moved to another country, experts say. AP hide caption

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Children play at the Zaatari refugee camp in Jordan, where more than 120,000 Syrian refugees live. Roughly two-thirds are kids, many of whom have been traumatized by the violence in their homeland. Cassandra Nelson/Mercy Corps hide caption

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Syrian opposition fighters sit on the front line in the city of Deir Ezzor on Oct. 13. Ongoing violence has ravaged the city since March 2011. AFP/Getty Images hide caption

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Secretary of State John Kerry flies over Afghanistan on Oct. 11. He met with President Hamid Karzai to work out an agreement on U.S. presence in the country. Jacquelyn Martin/AFP/Getty Images hide caption

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Men chat Thursday in front of badly damaged buildings in the central city of Homs. Many Syrians are critical of the Nobel Peace Prize that was announced Friday for the group that is in Syria to dismantle its chemical weapons program. Yazan Homsy/Reuters/Landov hide caption

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U.N. chemical weapons experts carry samples collected on Aug. 28 from a site of an alleged chemical weapons attack near the Syrian capital Damascus. The Organization for the Prohibition of Chemical Weapons, which is dismantling Syria's chemical weapons stockpile, was awarded the 2013 Nobel Peace Prize on Friday. Reuters /Landov hide caption

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A United Nations vehicle carrying inspectors from the Organization for the Prohibition of Chemical Weapons (OPCW) leaves a hotel in Damascus, on Wednesday. Some 19 OPCW arms experts are in Syria and have started to destroy weapons production facilities. Louai Behara/AFP/Getty Images hide caption

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