At the Hague Wednesday, the U.S. accused the Syrian regime of continuing to use chemical weapons on civilians as recently as September, despite claims that it has fully destroyed its stockpile as required under a 2013 U.N. treaty. The Obama administration frequently cites that U.S.-Russia brokered deal as a major foreign policy success, in part because the diplomatic agreement helped avert U.S. military strikes triggered by a sarin gas attack that killed hundreds of civilians outside Damascus.

Yet the Syrian regime has not been completely disarmed of that lethal cache, Undersecretary of State Rose Gottemoeller told members of the Organization for the Prohibition of Chemical Weapons (OPCW.)

“Now there is compelling evidence that Syria continues to use chemical weapons systematically and repeatedly,” Gottemoeller said. […]