Claire Prindiville wakes up not knowing if this will be the day. The day that her symptoms come back. The day that her legs betray her again . The day that her vision falters, or her ability to use the bathroom is out of her control. Doctors have told her there’s a 60% chance that she’ll have to battle these same despicable conditions again, and if they return they might be worse than the first bout. Somehow, none of those possibilities crosses the UCLA rower’s mind as she rises at 5:28 every