Latest: Iraq military seizes oild fields outside Kirkuk from Kurdish forces

Iraqi Kurdish forces have abandoned their positions outside Kirkuk's airport, and civilians are fleeing in large numbers as federal forces close in on the disputed city following an overnight attack from the south.

Update 12.40pm: Iraq's military has seized two major oil fields outside the disputed city of Kirkuk from Kurdish forces.

The military said in a statement on Monday that federal forces are now in control of the North Oil Company and Baba Gurgur fields.