Leeds school teacher, Ann Maguire, was brutally stabbed by one of her pupils, Will Cornick, in April 2014. He was the first secondary school pupil to ever murder a teacher in Britain.  The cold bloodied attack shook the whole nation when it was revealed that Cornick had planned the attack and bragged about his intentions.  He has shown no remorse for the murder since.  We examine the dark, twisted mind of the killer to ask the simplest of all questions – Why?

crimes that shook britain