President Barack Obama was pictured meeting his national security team on Friday as US air strikes against Islamist fighters in northern Iraq were launched.
Obama said on Thursday that militants would be targeted to prevent the "genocide" of religious minorities and to protect American interests.
A second wave of US strikes hit fighters from the Islamic State group near the Kurdish city of Irbil late on Friday.
Kurdish Peshmerga fighters have emerged victorious in the battle for Mosul Dam, but the question is - what will their next move be?
An ITV News team at Mosul Dam was with victorious Kurdish Peshmerga fighters at the complex earlier today.
ITV News joined a Kurdish unit fighting Islamist militants near Irbil and found them using tanks from the 1950s and short on ammunition.