A member of the “Stockwell Six,” who was jailed on the word of a corrupt police officer nearly 50 years ago, has said he has finally been vindicated after his name was cleared by the Court of Appeal. Cleveland Davidson was just 17 when he and five friends, all young black men, were arrested on the London Underground while on a night out on February 18, 1972. The Stockwell Six were accused of trying to rob British Transport Police officer Detective Sergeant Derek Ridgewell, who was in plain clothes and had previously served in the South Rhodesian, now Zimbabwean, police force. Ridgewell claimed the six, who got on the train at Stockwell station in south London, attempted to rob him before he fought back and arrested them with a team of undercover officers. They all pleaded not guilty, but all bar one were convicted and sent to jail or borstal, …