Inhabitants of the Welsh mining village of Aberfan attend the mass funeral for 81 of the 190 children and adults who perished when a landslide engulfed the junior school on October 21st, 1966. Photograph: George Freston/Getty Images

October 21st, 2016 marks the 50th anniversary of the Aberfan disaster. At 9.15am on that day in 1966, just as Pantglas junior school was beginning it(...)