Our reporter, Scott Hall, recently looked back at the crude oil pipeline rupture that occurred near Grand Rapids in March of 1991. The oil spilled onto a wetland and through a storm sewer to the Prairie River – about one point seven million gallons in all. It was, and still is, the largest oil spill in Minnesota history and the largest inland oil spill in US history. The size of the oil spill was due in large part to Lakehead Pipeline Company’s delayed response in shutting down the line. In the