The accident in WInchester happened just before 2pm. The air ambulance was called to the scene. It is understood that the boy has life threatening injuries.
More top news
James Wright has the latest weather forecast for the west of the ITV Meridian region
James Wright has the latest weather forecast for the east of the ITV Meridian region
Ukip leader fails to see the humour in a phone app created by teenagers which pokes fun at him and his party's views on immigrants.