He pushed aside the shrubbery at the side of the road, a few cars whirring past where he had halted on the hard-shoulder. Looking frantically for any sign of the lump that had made him trip over, he bashed his hand against something metallic, and it echoed a tinny sound into the chalk hills that framed the motorway. He knelt down further into the bushes to glimpse what it might be. What met his eyes then, however, shocked him.