ພວກນັກເຄື່ອນໄຫວ ກ່າວຫາ ກອງທັບຊີເຣຍ ໃຊ້ອາວຸດເຄມີ ໂຈມຕີ

Syrian activists inspect the bodies of people they say were killed by toxic gas near Damascus, August 21, 2013.

A man sits in a hospital near two children who activists say were affected by toxic gas near Damascus, August 21, 2013.

People, affected by what activists say is toxic gas, are treated at a hospital in the Duma neighborhood of Damascus August 21, 2013.

A youth, affected by what activists say is toxic gas, is treated at a hospital near Damascus, August 21, 2013.