Yemen ceasefire takes effect as peace talks begin

A ceasefire took effect Tuesday in conflict-ravaged Yemen as warring sides began UN-brokered peace talks in Switzerland, according to the United Nations and the Saudi-led coalition battling Iran-backed rebels. Limited violations of the truce were reported shortly after it began at midday (0900 GMT), with several mortar rounds hitting government forces in the southwestern province of Taez, according to a Yemeni security official. The Saudi-led coalition, which launched an air war against the Huth