Drone attacks for a third day on oilfields in Iraq's semi-autonomous Kurdistan region have slashed crude output by 140,000 to 150,000 barrels per day, two energy officials said on Wednesday, as infrastructure damage forced multiple shutdowns.

BAGHDAD - Drones struck oilfields in Iraqi Kurdistan on Thursday, with officials pointing to Iran-backed militias as the likely source of attacks this week that have slashed the region's oil output by more than half.

BAGHDAD (AP) — Drones targeted oil fields in Iraq’s semi-autonomous northern Kurdish region Wednesday, the latest in a series of attacks in recent days that have put several oil facilities out of commission.