Usain Bolt

Oh, you didn’t know? We got you.

In his final summer of competition, what’s left to chase for the world’s fastest man?

Usain Bolt loses a gold medal, nine years later

The boxing great on his bucket list, Versace ties, Muhammad Ali, Simone Biles and why his greatest athletic asset is his fear

The 10 most inspiring, dominant, and Undefeated moments of the 2016 Rio de Janeiro Games

There is no competition — check out a few social reactions

Photos of The Undefeated: Aug. 13-19