As Minnesota's tobacco trial ends its thirteenth week of testimony, the case continues to attract out-of-town observers. Watching today's proceedings were the attorneys general of two other states suing tobacco companies - Iowa and Michigan. They say Minnesota's case is paving the way for other states' lawsuits, but tobacco companies counter some of those suits are being tossed out of court. Minnesota Public Radio's Laura McCallum reports... Iowa Attorney General Tom Miller and Michigan Attorney General Frank Kelly watched today's testimony with interest, as Minnesota attorney Richard Gill tried to get former Philip Morris CEO James Morgan to admit hi