A third shipment of chemical-weapon materials departed Syria on Monday, and some other chemicals substances have been destroyed inside the country, the joint mission of the United Nations and the Organization for the Prohibition of Chemical Weapons (OPCW) said. The joint mission did not detail the quantity of material shipped out or destroyed but called on Syrian government authorities to “expedite systematic, predictable, and high-volume movements to complete the safe removal of chemical materials.†Syria missed an OPCW target of February 5 to move its declared chemical substances and precursors out of the country.