Inside the Low-Tech Ballpark of Beep Baseball

Even at eight years old, the boy had been playing soccer long enough to know something was off. When he tried to track the ball, the object blurred and disappeared while the rest of the field remained clear. It wasn't until he was 10 that he was diagnosed with the degenerative disease retinitis pigmentosa, albeit a "reverse" type. Eric Mazeriegos was losing his sight. Most people with RP live with an ever-tightening field of tunnel vision before losing their sight completely.
Read more: http://snapzu.com/socialiguana/inside-the-low-tech-ballpark-of-beep-baseball