Detailed text transcripts for TV channel - KGO - 20120402:10:20:00
Caution now for parents of young athletes. caution now for parents of young athletes. the rate of concussions in children is on the rise. >> but a student in minnesota is taking action inventing something to prevent those injuries. kal's brianna long reports. >> reporter: 14-year-old robert, an eighth grader at friedell elementary, is well aware of the increased number of concussions in teenagers. >> i was trying to reduce the impact acceleration of a baseball to the head. >> reporter: he went to work building a device where he could test baseball helmets. >> to test the helmets, i fired bas...
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