Schools and nursery have been put into lockdown including Afon Taf High School, Greenfield Special School and nursery Trinity Childcare and Family Centre
Aberfan stabbing: Schools on lockdown in South Wales southwalesguardian.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from southwalesguardian.co.uk Daily Mail and Mail on Sunday newspapers.