SAS: My Trial By Fire: True Stories and Life Lessons from SAS SelectionDes Powell left school with no qualifications and little in the way of formal education. At nineteen he signed up to join the Parachute Regiment. Famously, the Paras is home to the UK's second toughest training regime after the SAS. Des Powell knows all about both. In fact, Des knows SAS selection better than anyone because he's done it twice. In SAS: My Trial By Fire, he tells the story of those gruelling tests: how Para training turned him into a