U.N. Special Envoy for Syria Staffan de Mistura gestures while speaking to journalists as he arrives to attend the talks on Syrian peace in Astana, Kazakhstan, Tuesday, Jan. 24, 2017. The face-to-face meeting in Kazakhstan's capital is the latest in a long line of diplomatic initiatives aimed at ending the nearly 6-year-old civil war. (AP Photo/Sergei Grits)
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