Driverless subway trains collided during shunting operations in Nuremberg, Germany, resulting in derailed cars and a temporary station closure. The incident occurred as the trains were being moved without operators present. Authorities have not yet determined the cause of the collision. The disruption is expected to last several days while repairs are completed and the investigation proceeds. Nuremberg’s transport authority is currently assessing the damage and working to restore normal service as quickly as possible. This incident raises questions about the safety protocols of driverless train systems. Further updates will be provided as the investigation unfolds.