MPR news photos of the year: Part 3St. Paul, Minn. December 23, 2010 2:41 PMStudents in Cook County take one of the longest bus trips in the state to get to school in Grand Marais, Minn. Each morning, the school district there sends a bus up the entire length of the 50-mile Gunflint Trail.MPR Photo/Tom WeberShareTwitterTwitterFacebookFacebookMailEmail