A minibus driver has been arrested after his vehicle knocked down a pedestrian, who later died, in the early hours of Friday morning. The minibus hit the 47-year-old man at the junction of Nathan Road and Argyle Street, in Mong Kok, at around 4.54am, police said. He suffered a serious head injury and was unconscious when rushed to hospital, where he died. The driver was arrested for dangerous driving causing death. The minibus was travelling south on Nathan Road, and the pedestrian was crossing the street at the time. Many all-night minibuses have a stop at the site, and traffic is busy even late at night. Officers from the Kowloon West special traffic investigation team are probing the case. A police spokesman urged witnesses and people with information about the accident to contact officers on tel: 2773-5258 or 2773-5200.