Botswana sprinter Letsile Tebogo could be the next Usain Bolt

The 19-year-old sprinter broke the U20 100m world record in 9.91 seconds while celebrating over the final 30 metres

WATCH: 18-year-old U.S. sprint star becomes fourth fastest man over 200m

Erriyon Knighton, who brokeĀ Usain Bolt’sĀ junior sprint records at 17, shattered his U20 200m world record in 19.49 seconds

British champ sets world U20 indoor 800m record with 1:59.03 run in Austria

Keely Hodgkinson broke two minutes for the first time, smashing the 17-year-old world record by two seconds