KATHMANDU: Four persons have been critically injured after a tipper fell some 200 metres down the road at Bhalayabas in Tinau Rural Municipality-3 of Palpa district on western Nepal on Sunday afternoon. The injured include tipper driver, his wife, and their five-year-old son, and the driver's assistant, according to Sub-Inspector Rajaram Kurmi. The injured were rescued and sent to the Butwal-based Lumbini Zonal Hospital for treatment. They are said to be residents of Tinau-6. The incident site is 30 km away from the district headquarters Tansen, SI Kurmi informed.