The UAE-backed separatists in southern Yemen say they have pulled out of committees implementing a recent power-sharing agreement with Saudi-backed forces loyal to ex-Yemeni president Abd Rabbuh Mansur Hadi. Back in November, the two warring sides — the separatist so-called Southern Transitional Council (STC) and the pro-Hadi militants — reached a deal through indirect talks to end months of infighting in the Yemeni port city of Aden and its surrounding ...