The sister of a teacher murdered in her own classroom by a knife-wielding student says metal detectors in schools would “send out wrong message”. Ann Maguire’s younger sister Denise Courtney believes ‘education is the answer’ to knife crime and airport-type scanners would not stop baseball bats and acid being found. The 52-year-old is still struggling … Continue reading Sister of murdered teacher says airport-security style metal detectors in schools ‘sends out wrong message’