Kurdish fighters and their allies captured a military air base in northern Syria under the cover of airstrikes as Russia announced on Thursday that its air force carried out more than 500 combat missions in Syria over the past week
Kurdish fighters helped by Russian airstrikes launched an attack in northern Syria on Wednesday in an attempt to capture a military air base held by Syrian insurgents, while an international aid group warned that the health system in parts of the north is close to collapse.
New U.S.-led airstrikes near the Syrian border town of Kobani have helped Kurdish fighters push back the Islamic State group a day after it appeared on the verge of seizing the town, the fate of which has emerged as a key test of whether coalition air power can roll back the extremist group.