Wreck of the Sunset Limited

September 1993. The captain of a towboat unwittingly causes the collapse of a bridge over the Big Bayou Canot. When an Amtrak train comes along, it derails with 47 lives lost. Why was such a hideous mistake made? How could it have been prevented? Could it have been prevented at all? Wreck of the Sunset Limited explains why over 40 people died that Autumn day.