US sees Assad's fall as chance to destroy Syria's chemical arsenal 'once and for all'
The OPCW is a treaty-based organization in the Netherlands tasked with implementing the 1997 chemical nonproliferation treaty.
Syrian medical staff take part in a training exercise to learn how to treat victims of chemical weapons attacks, in a course organized by the World Health Organisation (WHO) in Gaziantep, Turkey, July 20, 2017(photo credit: REUTERS/MURAD SEZER)
