Aug. 13, 2014: In this photo, therapist Joe Andrade checks the ankle strap of a shocking device on student Andrew Goldberg during an exercise program at the Judge Rotenberg Educational Center in Canton, Mass. (AP)
CANTON, Mass. – Some cut themselves. Others slam their heads against walls or desks -- so hard that one girl detached both retinas and a young man triggered a stroke. Another pulled out all his teeth.