Sunni lawmakers pull out of talks to form a government over the killings . The United States has been urging Maliki and his Shiite-dominated coalition partners in Iraq to reach an agreement on forming a new government. Mosque gunmen were militiamen , Sunni lawmaker says . Much has been made in recent days about whether the United States needs to expand its operations to go after ISIS fighters in their stronghold in eastern Syria . Sunni lawmakers pull out of government negotiations over killings .
Sunni lawmakers pull out of talks to form a government over the killings . The United States has been urging Maliki and his Shiite-dominated coalition partners in Iraq to reach an agreement on forming a new government. Mosque gunmen were militiamen , Sunni lawmaker says . Sunni lawmakers pull out of government negotiations over killings .