A 15-year-old boy who stabbed fellow pupil Harvey Willgoose to death during a school lunch break has been jailed for at least 16 years. [Subscribe to our Substack newsletter: https://channel4news.substack.com/sub...] Mohammed Umar Khan, who can now be named following a judge’s ruling, took a hunting knife to All Saints Catholic High School in Sheffield and stabbed Harvey twice in the heart in front of horrified children in February. We’ve been speaking to Harvey's mum. ------- Get more news at our site - https://www.channel4.com/news/ Subscribe to our Substack newsletter: https://channel4news.substack.com/sub... Follow us: TikTok - / c4news Instagram - / channel4news Twitter - / channel4news Facebook - / channel4news