Going the extra half-mile: Retired Usain Bolt trains for 800 event

Usain Bolt: 800-meter sprinter.

That’s right, the now-retired world’s fastest man is not only changing diapers these days but also distances as he makes a brief comeback for a promotional race.

The new father of twins selected the 800 meters, a two-lap endeavor measured in minutes, not seconds, like he’s ...
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