A new round of airstrikes by US fighter jets and unmanned drones has targeted Islamic militants in Iraq.
The US Defence Department says the strikes destroyed armed vehicles, including one that was firing on Kurdish forces in the approaches to the city of Irbil, and a mortar position.
The military says the airstrikes took place from about 2.15am Eastern Daylight Time Sunday to about 5.45am.
It was the fourth round of airstrikes against Islamic State forces by the US military since they were authorised by US president Barack Obama.