30 years ago today, a taxi-driver from Nottingham went to pick up one last fare before going off shift. But he never returned home. Gurcharn Singh Landa - or John Landa, as he was better known - was found stabbed to death just yards from his cab.
Three decades on, Mr Landa's family say they're still suffering, knowing his killer remains free. And today, police have made one last appeal for help in solving the murder.
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