...The US-led coalition against Islamic State has begun surveillance flights over the Iraqi city of Tikrit, which is being besieged by government forces.
Coalition officials said the support was requested by the authorities in Baghdad. They would not say whether air strikes would also be carried out.
Until now, the US had no involvement in the Iranian-backed operation in Tikrit.
But a Pentagon spokesman said the assault had "stalled", with IS militants in the city centre "dug in".
This is the first attempt to push out IS from a major urban centre in Iraq and is seen as a test for an operation to retake the country's second largest city, Mosul, which along with Tikrit was seized last June.
...
Iranian military advisers - led by Gen Qasem Soleimani, commander of the Revolutionary Guards' Quds Force - helped co-ordinate the assault.
...
Bookmarks