ST. PAUL, Minn. (AP) — The Latest on the opening of a hearing before Minnesota regulators on Enbridge Energy's proposal for replacing its Line 3 crude oil pipeline across Minnesota (all times local): 3 p.m. Passions ran high though people remained polite as Minnesota regulators opened a key hearing that's meant to lead to a final decision on whether to approve Enbridge Energy's proposal for replacing its deteriorating Line 3 crude oil pipeline across northern Minnesota. A crowd that was about evenly divided between supporters and opponents began lining up early Monday morning for the limited seating.