The Assad regime is frequently accused by medical groups and activists of using chlorine gas in barrel bombs in northern Syria. What would be the reason?
원문출처 : http://www.cnn.com/2016/09/07/middleeast/syria-chemical-weapons-analysis/index.html
원문출처 : http://www.cnn.com/2016/09/07/middleeast/syria-chemical-weapons-analysis/index.html