Police say train came off tracks between Rouen and Caen after striking unidentified object It derailed around 7:45 pm (1745 GMT), local authorities said in a statement, and a mass-casualty response plan had been activated, with 130 firefighters, five medical teams and 80 vehicles deployed. Key points and original sources are listed below.

• Police say train came off tracks between Rouen and Caen after striking unidentified objectS1

• It derailed around 7:45 pm (1745 GMT), local authorities said in a statement, and a mass-casualty response plan had been activated, with 130 firefighters, five medical teams and 80 vehicles deployed.S2