Police investigating a serious road crash involving two vans are investigating if one of the vehicles was travelling in the wrong direction at the time. Emergency services were called to the scene of the crash, on the A38 at Menheniot near Liskeard, shortly before 5.40am yesterday. They said a green Ford Transit and a white Fiat van collided on the west-bound carriageway. Four people were involved in the crash, with two being taken to Derriford Hospital in Plymouth with serious injuries including severe chest and leg damage. The road was closed for four hours.