At least nine people died when a car ploughed into pedestrians standing at an intersection in central Seoul on Monday evening, South Korean media reported on the basis of police reports. Four others were injured, three of them critically, the reports said. The driver, an elderly man, was arrested. The accident occurred near the city hall as a number of people were standing at an intersection, according to the Yonhap national news agency. Television images showed a metal barrier torn down in the accident. According to Yonhap, police are working on the assumption that the driver drove up the str…