It is not immediately clear who is responsible for the attack

At least 10 oil field workers were killed Thursday in an attack on their bus in eastern Syria's Deir Ezzor province, state media reported.

"Ten workers at the Al-Kharata oil field were martyred and another was wounded in a terrorist attack on a bus transporting them back from work," the official SANA news agency said, without elaborating.

It was not immediately clear who was responsible for the attack.... Read More: i24