(Photo: Reuters/Bassam Khabieh)
A boy holds a cup of water as he walks near survivors from what activists say is a gas attack inside a mosque in the Duma neighbourhood of Damascus August 21, 2013. Syrian activists accused President Bashar al-Assad's forces of launching a gas attack that killed nearly 500 people on Wednesday, in what would, if confirmed, be by far the worst reported use of chemical arms in the two-year-old civil war. The Syrian armed forces strongly denied using chemical weapons. Syrian state television said the accusations were fabricated to distract a team of U.N. chemical weapons experts which arrived three days ago.
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