Several people are reported to have sustained varying degrees of injuries after a benz bus they were travelling on was involved in an accident on the Tema Motorway.The accident occurred at a spot near the police post at Trasacco. There are no reports of fatalities.An eyewitness told Joy News the vehicle somersaulted and landed on its back, trapping a number of passengers in the process.It is not yet clear what may have caused the accident.One of the victims was said to have been pulled from beneath the vehicle after onlookers managed to overturn the vehicle.The injured have been rushed to the Tema General Hospital while the police have arrived at the scene of the accident to assist in rescue efforts.