Trapped: Dying alone in grain bins

Minnesota is leading the nation in grain bin and silo accidents, the FOX 9 Investigators has learned.  Since June, there have been nine deaths and three rescues.

An unexplained death

For a decade Bob and Sandy Anderson have been looking for answers as to how and why their 19-year-old son, Robbie, died during a night of drinking with friends. They may finally be closer to getting answers.