Detectives investigating a murder that took place three years ago today believe an anonymous caller may hold the key to identifying those responsible.
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Sami Sidhom, who was 18, was fatally stabbed just before 11pm on 16 April 2018 as he walked along Chestnut Avenue in Newham. He was on his way home after watching West Ham United play Stoke City at the London Stadium in Stratford.