A US Navy SEAL has reportedly been killed by Islamic State militants, following an offensive by the group in northern Iraq.
At least nine people have been killed, following clashes between Kurdish and Turkmen fighters, in northern Iraq.
A US serviceman has been killed, following a successful hostage rescue mission, at a makeshift Islamic State prison, in Iraq.
Iraqi Kurdish officials have said blood samples, taken from Kurdish peshmerga fighters, who were exposed to an Islamic State attack, in Iraq, have shown evidence of a mustard agent being used.
Kurdish forces have recaptured at least 10 villages, from the control of Islamic State militants, in northern Iraq.
At least seven Iraqi soldiers were killed when Islamic State militants detonated an explosive-laden bulldozer near the town of Haditha, in one of a wave of bomb attacks on the area.
One person has died, and five others are wounded, after a car bomb targeted the US consulate in the Iraqi Kurdistan city of Erbil.
Islamic State militants have set fire to oil wells northeast of the city of Tikrit, in order to slow down the advance of Shiite militiamen and Iraqi military troops.
Iraqi military forces have began to move against Islamic State militants, with the aim of reclaiming the major Iraqi city of Tikrit – the home city of former dictator Saddam Hussein.
At least 17 suspected Islamic State militants have been killed by airstrikes in western Iraq, with IS leader Abu Bakr al-Baghdadi believed to have been in the area several hours before.