Usain Bolt

EghtesadOnline: As he blazed through the Rio Games, winning an historic third batch of three sprint gold medals, Jamaica's Usain Bolt was clear this is his last time on the Olympic track, where he feels he has nothing left to prove.

EghtesadOnline: Usain Bolt drew down the curtain on his brilliant Olympic career by securing a sweep of the sprint titles for a third successive Games when Jamaica successfully defended the 4x100 meters relay crown in Rio on Friday.

EghtesadOnline: For 9.81 glorious seconds on Sunday, all the ills that have dogged athletics recently were forgotten as Usain Bolt stormed to victory in the 100 meters final to become the first man to win three successive Olympic titles on the track.

EghtesadOnline: American Justin Gatlin felt the full force of the crowd's ire on Sunday and scowled back in response before finishing second to Usain Bolt in the Olympic 100 meters final and miss out on becoming the oldest man to win the event.

EghtesadOnline: Usain Bolt waltzed in to sprinkle a bucket of stardust over Rio on Monday, and while there were Samba smiles and dancing girls, the biggest name at the Olympics could not escape the ever-present specter of doping.