Islamic State group jihadists have attacked an oil and gas field in Syria, killing at least 30 pro-regime gunmen and security guards, a monitoring group said Wednesday.

“IS managed to control parts of the field,” the Syrian Observatory for Human Rights, which relies on a wide network of sources in the war-torn country, said after Tuesday’s assault at Shaer, in Homs province.

An unknown number of jihadists were also killed, Observatory director Rami Abdel Rahman told AFP. […]