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DAMASCUS, SYRIA - JULY 8: People living under a siege in Yarmouk camp carry the the United Nations Relief and Works Agency for Palestine Refugees in the Near East (UNRWA) aid packages in Damascus, Syria, on July 8, 2014. (Photo by Rami El Seyid/Anadolu Agency/Getty Images)

DAMASCUS, SYRIA - JULY 8: People living under a siege in Yarmouk camp carry the the United Nations Relief and Works Agency for Palestine Refugees in the Near East (UNRWA) aid packages in Damascus, Syria, on July 8, 2014. (Photo by Rami El Seyid/Anadolu Agency/Getty Images)