The death of Peter Smedley, the British millionaire who legally ended his days at the assisted dying clinic called Dignitas, in Switzerland, using 15 grams of the euthanasia drug Nembutal.The businessman was 71 years old, and he suffered of an incurable motor neurone disease. He agreed to be filmed in the last moments of life.This clip is from the documentary named "Terry Pratchett: Choosing to Die" released in 2011. Terry Pratchett was suffering from Alzheimers already a few years at the time the documentary was released. Pratchett died at his home on March 12, 2015 from his Alzheimer's disease.