Britain's Killer Motorways?
Reporter Richard Bilton looks at 'smart' motorways, where the hard shoulder is turned into a live lane, and asks how safe they really are.
What would you do if your car broke down on a motorway with no hard shoulder? Many experts think you would be in danger. Hundreds of miles of motorways are being made 'smart' - turning a hard shoulder into a live lane. Reporter Richard Bilton speaks to the families of crash victims and asks whether Britain’s motorways are becoming death traps.