In the aftermath of the Dunblane shooting, a group of campaigners started a petition to change the law – and succeeded. They tell their courageous story In the aftermath of the Dunblane shooting, a group of campaigners started a petition to change the law – and succeeded. They tell their courageous story I f you watched The Dunblane Tapes on Channel 4 last month, you may feel you lack the emotional fortitude required to sit down in front of another documentary about the primary school shooting