The UN peace envoy for Syria on Tuesday urged world powers to build on the "momentum" of new international talks and come up with a political process to end the four-year war.
"The momentum in Vienna needs to not be missed," Staffan de Mistura told reporters after briefing the UN Security Council, as some 20 countries and international bodies plan to meet in the Austrian capital Saturday to try to push forward a peace plan for Syria that would include a ceasefire between Bashar Al-Assad's regime and some opposition groups.
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