(CP)-A Manitoba man convicted of murder 50 years ago has been acquitted. Clarence Woodhouse was found guilty in 1974 of fatally beating and stabbing a restaurant worker in downtown Winnipeg. He was granted parole in 1983 and filed last year for a ministerial review of his conviction. His lawyers argued a confession Woodhouse supposedly made was in fluent English, although he primarily spoke Saulteaux. The federal justice minister ordered a new trial earlier this year, and the Crown acknowledged in Winnipeg court on Thursday that the case was a miscarriage of justice. Chief Justice Glenn Joyal of the Manitoba Court of King’s Bench said systemic discrimination affected the police investigation and the prosecution of the case. Two other men convicted in the killing, Brian Anderson and Allan Woodhouse, had their…