Some 60,000 Syrian Kurds have crossed into Turkey in the past 24 hours, fleeing Islamic State (IS) militants who are advancing on dozens of villages close to the border. Turkey opened a stretch of the border on Friday after Kurds fled their homes, fearing an attack on the border town of Ayn al-Arab, a Kurdish commander on the ground said. Local Kurds also said they fear a massacre in Kobani, whose...