01:09 - Source: CNN
Usain Bolt is ...
CNN  — 

Usain Bolt completes the final leg of an unprecedented “Triple-Triple” of Olympic sprint titles as Jamaica wins the 4x100-meter relay at Rio 2016 (2249).

Friday’s other highlights:

Scroll down to recap all of the day’s action – and go to cnn.com/olympics for full Rio 2016 coverage