Train derailment, chemical spill in Duluth-Superior
June 30, 1992 - On this special live Midday broadcast, MPR’s Dan Olson shares the latest on a Burlington Northern freight train derailment causing three tank cars to plunge into the Nemadji River. One of them ruptured, causing chemicals to spill into the river and subsequently into Lake Superior. Accident lead to Duluth residents being evacuated.