Post-Islamic State Iraq should be split in three - top Kurdish official

By Maher Chmaytelli and Isabel Coles ERBIL, Iraq (Reuters) - Once Islamic State is defeated, Iraq should be divided into three separate entities to prevent further sectarian bloodshed, with a state each given to Shi'ite Muslims, Sunnis and Kurds, a top Kurdish official said on Thursday. Iraqi troops have expelled Islamic State from some key cities the militants seized in 2014, and are advancing on Mosul, the largest city under IS control. Sectarian violence has continued for years and a power-sh