The US is not in a position to confirm reports of the use of chemical weapons in Ukraine, but is working to determine what occurred, US Secretary of State Anton...
UN investigators say they have "reasonable grounds" to believe chemical weapons have been used in Syria, and warn that crimes against humanity are now occurring...
Global arms watchdog OPCW confirms that chlorine was "likely used as a chemical weapon" in a February attack on the Syrian town of Saraqeb....
UN leader Ban Ki-moon condemns chemical weapon attacks in Syria as a war crime and says UN investigators have indisputable evidence of their use.Duration: 00:56...
OPCW international watchdog has confirmed that Syrian militants used chemical weapons in August this year.However, the experts didn't say which rebel group was ...