BEIRUT: At least 42 fighters were killed in 24 hours of fierce fighting between Islamist rebels and ISIS in Syria's Damascus province, an activist group said Wednesday.
"At least 30 Islamist rebels and 12 fighters from IS were killed in fighting since Tuesday" in the hilly region of Qalamun, the Syrian Observatory for Human Rights said.
Qalamun is divided into a western portion, which borders Lebanonand is mostly controlled by the regime and its ally, the Lebanese Shiite movement Hezbollah.