The dream comes to Neil Parry often. In it, the San Jose State special teams player sprints down the field on a kickoff. He "blows up" the opponents' blocking wedge, breaking through to the ball carrier. When it is suggested that the perfect end to the dream sequence is him making the tackle, Parry says, "You're reading my mind. I think about that all the time, too, man." The significance of this nocturnal fantasy is that the 22-year old body of Neil Parry is not whole. Thirteen centimeters below his right knee, doctors removed his leg in late October 2000....