Protesters burned tires and surrounded a police station in the southern Iraqi city of Nassiriya on Saturday, a Reuters witness said, pressing their demands for sweeping reform despite the prime minister promising to resign. Prime Minister Adel Abdul Mahdi announced his resignation on Friday after a call from the country’s top Shi’ite Muslim cleric for the government to step down to end weeks of deadly unrest. Security forces have used live ammunition, tear gas and stun grenades against protesters for nearly two months, killing more than 400 people including scores in recent days, particularly in Nassiriya. The city was the scene of the worst violence to hit war-weary Iraq since anti-government protests began in Baghdad on Oct. 1. The burning by demonstrators of […]