Footage said to show large fires burning in the Iraqi oil refinery town of Baiji have been posted online after the country's second largest city Mosul was seized by Islamist militants.
ITV News cannot independently verify these images.
The Foreign Secretary has been clear on the threat of Isis, but he has ruled out the prospect of any UK military involvement in the crisis.
Iraq’s foreign minister, Hoshyar Zebari, is a natural diplomat. Polite, immaculately dressed, and blessed with a great memory.
Isis has paraded military equipment in Mosul it captured from when the Iraqi army fled in what some see as a "nightmare scenario."