Syria peace talks struggle as US says 'seize moment'

The UN special envoy for Syria fought Sunday to keep alive the biggest diplomatic push yet to end the Syrian war as Washington urged both sides in fragile peace talks to seize the moment. EU foreign policy chief Federica Mogherini said the attacks were "clearly aimed to disrupt the attempts to start a political process" to end a conflict that has killed more than 260,000 people. In Geneva, UN special envoy Staffan de Mistura held separate talks with representatives of President Bashar al-Assad a