Teenagers deny homework video killing

Four teenagers have denied stabbing a student to death as he made a homework video. Anas Mezenner, 17, was knifed while he carried out a project with his schoolmates in the street Tottenham, north London on 19 January. Another schoolboy, who cannot be named, survived after being chased and stabbed during the same incident. Two brothers, aged 14 and 17, and two other teenagers, aged 17, who also cannot be named, all denied murdering Mr Mezenner and wounding his friend…