The second-in-command of the Islamic State militant group was killed during a U.S. air strike in Iraq on Tuesday, the White House said on Friday, dealing a blow to the group that has sought to form a caliphate across the Muslim world. "Fadhil Ahmad al-Hayali, also known as Hajji...

Dozens of people, many of them civilians, were killed in air strikes by a Saudi-led coalition on the southwestern Yemeni city of Taiz, an aid organization and Houthi media said on Friday. Houses were reduced to rubble and many victims were unable to reach hospitals, Medicins Sans...

A second group of rebel fighters trained in Turkey by the U.S.-led coalition could be deployed to Syria within weeks as part of a campaign to push Islamic State insurgents away from the border, diplomatic sources told Reuters on Friday. The United States and Turkey plan to...