<span style="color: #222222;">A suicide attack on a former Iraqi lawmaker's house killed at least six tribal militiamen and wounded seven others in a northern Sunni Muslim village early today. </span><br />'' <br />'' <span style="color: #222222;">Police said no group has claimed responsibility for the attack but Islamic State militants operate in the area. </span><br />'' <br />'' <span style="color: #222222;">The Police Chief of Shirqat district told Reuters that a militant wearing a suicide vest blew himself up just after midnight at Adnan al-Ganam's house in the village of Asdira. </span><br />'' <br />'' <span style="color: #222222;">The village is north of Tikrit, the capital of Iraq's Salahuddin province.</span><br />'' <br />''