Police have renewed their appeal for witnesses to the road collision that claimed the life of 21-year-old Shayne Adderley on Saturday October 8.Mr Adderley was riding home to Dockyard when his motorcycle collided with a taxi on Middle Road, Southampton, around 1.45am near the junction with Camp Hill.Police have not stated in which direction the taxi was travelling. A spokesman said yesterday: “The investigation into this matter is ongoing and any witnesses or anyone with any information is encouraged to contact PC Timothy Evelyn on 295-0011.”