John McAvoy (athlete)
John McAvoy is a former high profile armed robber and is now an athlete who competes in the Ironman Triathlon.
John was born into a family of several criminals, and he joined them in organized crime as a teenager. He was arrested and spent ten years in prison, two of them at HM Prison Belmarsh. During his time in jail, he began a fitness routine that inspired him to become a professional athlete. When he was released from jail, he continued training and is now the only Nike-sponsored Ironman Triathlete.