Mohammed Umar Khan stabbed fellow 15-year-old at All Saints Catholic high school in Sheffield in FebruaryThe teenager convicted of the murder of Harvey Willgoose has been named and sentenced to life with a minimum of 16 years in prison.Mohammed Umar Khan, also 15, was handed the sentence by the judge, Naomi Ellenbogen, on Wednesday after being found guilty in August of stabbing Harvey in a Sheffield secondary school. Continue reading...