US official: ‘IS making and using chemical weapons in Iraq and Syria’ Prison Planet.com Posted on September 11, 2015 Posted in Aggregated No Comments Tagged with World News BBC News | The US has identified at least four occasions on both sides of the Iraq-Syria border where IS has used mustard agents. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email