Reuters
By Kayla Tarnowski and Carlos Osorio WINDSOR, Ontario (Reuters) -Canadian police began clearing protesters blocking a key bridge linking Canada and the United States on Saturday, more than 12 hours after a court order came into effect that ended a blockade that had snarled international trade. The Ambassador Bridge, North America’s busiest land border crossing, had no traffic flowing for the fifth straight day on Saturday morning. About 15 trucks, cars and pick-up vans blocked traffic in both directions, choking the supply chain for Detroit’s carmakers. “We urge all demonstrators to act lawful…