FILE - Soldiers with Iraq's elite counterterrorism forces secure houses and streets during fighting against Islamic State militants to regain control of the eastern neighborhoods of Mosul, Iraq, Dec. 13, 2016. Ten years after the Islamic State group declared its caliphate in large parts of Iraq and Syria, the extremists now control no land, have lost many prominent founding leaders and are mostly away from the world news headlines. (AP Photo/Hadi Mizban, File)