The planned destruction of the unused plant attracted spectators on both sides of the St. Clair River, which separates Michigan and Ontario, Canada.

The woman and her 5-year-old child were found dead inside the child’s room.

The captives were among more than 200 people abducted in February.

Officials say 32 cars are derailed; no reports of fire, smoke or injuries.

Nearly 4,000 people have died in Sierra Leone of Ebola since the outbreak began in late 2013.