A driver who rammed a car into a crowded Christmas market in the German city of Magdeburg, killing at least five people and injuring more than 200, has been identified by authorities as a 50-year-old Saudi Arabian citizen who had lived in Germany for more than a decade and worked as a doctor.

At least five people are now known to have been killed in the vehicle-ramming attack on a Christmas market in the German city of Magdeburg on Friday.