The Islamic State (ISIS) group has tightened the noose on a regime-held enclave in eastern Syria, overrunning part of the city of Deir Ezzor and advancing on its vital airbase, a monitor said Wednesday."ISIS seized the Al-Sinaa neighbourhood of Deir Ezzor on Tuesday evening and fighting is continuing on the edge of the airport," the Syrian Observatory for Human Rights said.
An estimated 200,000 civilians are believed to remain in government-held districts of Deir Ezzor, where they have been living under siege by ISIS since March 2014. READ MORE
