The Islamic State remains in full control a year after capturing the city. Relatively few ISIS fighters are visible, but they have imposed strict rules on all aspects of life.
In 2007, Sunni sheikhs, fed up with al-Qaida, started fighting alongside the U.S. in Iraq. The U.S. needs help again, this time against ISIS militants. But can they win Sunni trust a second time?
BBC reporter Ghadi Sary speaks with NPR's Arun Rath about secretly filmed videos obtained of harrowing conditions in the Iraqi city of Mosul, which is controlled by the self-declared Islamic State.
They'll speed up training and equipping of Sunni soldiers in Anbar province. The aim is to get more Sunnis working with the Shiite government to defeat the so-called Islamic State, also known as ISIS.
The United States will send an additional 450 troops to Iraq to act as trainers. The move comes not as a change in policy, but to speed up training and equipping of Sunni soldiers in Anbar province.
NPR's Audie Cornish speaks with former U.S. Ambassador Ryan Crocker, dean at the Bush School of Government at Texas A&M University, about the idea of a partitioned Iraq.
The troops would beef up the effort to train more Iraqi forces to fight the Islamic State. Some 3,000 American troops are already in Iraq to provide security or to train and advise Iraqi forces.
President Obama said the U.S. does not yet have a "complete strategy" for training Iraqi forces in their fight against the self-declared Islamic State after the G-7 summit in Germany.