Ceasefire in northern Iraq after Kurd-Shi'ite clashes kill 12

By Isabel Coles and Ghazwan Hassan TUZ KHURMATU, Iraq (Reuters) - Clashes between Kurdish and Shi'ite Turkmen paramilitary forces in northern Iraq killed at least 12 fighters and cut off a key road between Baghdad and the oil city of Kirkuk for most of Sunday before community leaders reached a ceasefire agreement. Violence in Tuz Khurmatu, 175 km (110 miles) north of the capital, has become a near monthly occurrence between the armed groups - uncomfortable allies against Islamic State since driv