With about 92 percent of the world's declared chemical weapons stockpiles destroyed, the watchdog agency overseeing the elimination of poison gas and nerve agents is looking now to counter emerging threats from extremist groups while still dealing with unfinished business in Syria. The Organization for the Prohibition of Chemical Weapons is marking the April 29, 1997, entry into force of the Chemical Weapons Convention https://www.opcw.org/fileadmin/OPCW/CWC/CWC_en.pdf with a three-day conference starting Monday focusing on chemical safety and security. It appears, in the future, extremists and criminals seem more likely than nations to launch chemical attacks.FILE - In this Jan. 16, 2014...
