World War II's Manhattan Project required the refinement of massive amounts of uranium, and St. Louis-based Mallinckrodt Chemical Works took on the job. As a result, the chemical company's employees would become some of the most contaminated nuclear workers in history. This documentary explores the legacy that St. Louis is still coping with, from workers who became ill - to the challenges of dealing with the fallout of creating some of the world's first nuclear waste. The story is not unique to ...