A health worker administers polio vaccine as part of a UNICEF-supported campaign in Damascus. Aid agencies sometimes have to negotiate with rebel groups and work in dangerous situations to immunize vulnerable children.
Secretary of State John Kerry, shown in Jeddah, Saudi Arabia in June, has acknowledged the recent tensions between the U.S. and Saudi Arabia, two countries that are normally close allies.
Syrian youths line up for food distribution in the Maiber al-Salam refugee camp in northern Syria, near the border with Turkey. The U.S. government has provided more than $1.5 billion in aid to Syrians since the uprising began in 2011.
Dimitar Dilkoff/AFP/Getty Images
A Jordanian woman surfs the Web at an office in the Amman, Jordan, on Sept. 30, 2009. The country's government is under fire from media activists for blocking hundreds of websites across the kingdom.
Ali Jareki/Reuters /Landov