17-year-old American Erriyon Knighton wins 200m heat
NBC Olympics
U.S. phenom sprinter Erriyon Knighton looked like an old pro in winning his 200m preliminary heat, conserving energy at the end after taking full control.
NBC Olympics
U.S. phenom sprinter Erriyon Knighton looked like an old pro in winning his 200m preliminary heat, conserving energy at the end after taking full control.
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