This is the incredible story of Jake Olson which recently featured on ESPN. Olson is a 16-year-old high school football who has lost his sight because of cancer.
Jake lost the sight in left eye when he was ten months old and four years ago he was forced to have an operation which meant he would lose the sight in his right eye as well. However, despite his obvious impairment he doesn't let it get in the way of his dreams:
http://www.youtube.com/watch?v=IiovZXF8rDE#t=72
hat-tip: athleteswag,lockerdome.com