Athletes push their bodies above and beyond the normal limits. We marvel at what they can achieve when they put it all on the line for us, the fans. Their greatness mesmerizes us. We become entranced at what they can accomplish.
But sometimes the boundary is crossed. Sometimes the human body cannot survive what it is being put through.
Sports are meant as an escape from the daily grind. Something to give us hope and joy, not remorse. But tragedy occurs, whether we wish it to or not.
Ten notable athletes, cut down in their prime, competing in the sport they loved. The list is no particular order. A ranking would do nothing but trivialize the what these men went through for our enjoyment.