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Jamaica's Usain Bolt celebrates his team's victory at the end of the Men's 4x100m Relay Final during the athletics event at the Rio 2016 Olympic Games at the Olympic Stadium in Rio de Janeiro on August 19, 2016.   / AFP / Eric FEFERBERG        (Photo credit should read ERIC FEFERBERG/AFP/Getty Images)
Jamaica's Usain Bolt celebrates his team's victory at the end of the Men's 4x100m Relay Final during the athletics event at the Rio 2016 Olympic Games at the Olympic Stadium in Rio de Janeiro on August 19, 2016.   / AFP / Eric FEFERBERG        (Photo credit should read ERIC FEFERBERG/AFP/Getty Images)

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    Usain Bolt and Jamaica win 4x100 relay gold

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Usain Bolt and Jamaica win 4x100 relay gold

Usain Bolt completes the first "Triple-Triple" in Olympic sprinting history Friday as he anchors Jamaica to gold in the men's 4x100-meter relay in Rio. CNN's Don Riddell has more.

Usain Bolt and Jamaica win 4x100 relay gold

Usain Bolt completes the first "Triple-Triple" in Olympic sprinting history Friday as he anchors Jamaica to gold in the men's 4x100-meter relay in Rio. CNN's Don Riddell has more.