DAMASCUS, Oct 26: American helicopter-borne troops launched an assault on Sunday on a building in a Syrian border village with Iraq, killing eight civilians, official Syrian media reported.

The government has summoned the official US and Iraqi representatives to protest, state television and the official SANA news agency added.

“Four American helicopters violated Syrian airspace around 16:45 local time on Sunday. They penetrated 8km into Syria,” the official media said.—AFP