CNN | Militants killed, hostages freed after ISIS attack on oil field near Kirkuk, Iraq CNN ISIS has previously coordinated attacks on energy facilities in the oil-rich region. Kirkuk is one of Iraq's disputed areas, claimed by both the central government in Baghdad and the Kurdistan Regional Government. Production at Bai Hassan, which pumps ... Islamic State Strikes Oil, Gas Facilities in Iraq Iraqi Kurdish Forces Retake Oil Field After Islamic State Attack Militants storm Iraq's Bai Hassan oilfield and gas facility near Kirkuk |