A Pause in Iraq's Sectarian Infighting

Tuz Khurmatu, a diverse town of fewer than 100,000 people, has long been a hot spot for ethnic and sectarian clashes in Iraq. But violence between the Kurdish peshmerga and Iraq's Shiite militias surged after the town's latest cease-fire unraveled on Sunday. On Wednesday, the two factions reached a tentative agreement in Tuz Khurmatu after the United Nations, United States and United Kingdom urged them to defuse tensions and focus on the fight against their common enemy, the Islamic State. So far, violence between the Kurdish and Shiite militias has been largely confined to the town, but the clashes reveal a much broader issue for Iraq, both in its battle against the Islamic State and in its internal, political battle in Baghdad....