A three-time Olympian, World Champion in triathlon and duathlon with countless ITU World Cup and Ironman podium appearances, Great Britain's Tim Don was a legend even before the 2017 Ironman South American Championship in Florianopolis, Brazil.
That race cemented Tim's place as a true triathlon great. But his greatest challenges were still to come.
This is the story of The Man with the Halo, a story of bravery and determination in the face of adversity.