Ben Johnson thinks doping is worse than 30 years ago

In an interview with Radio Jamaica, Johnson said he believes not much has changed from his era to now

Jamaican sprint legend Shelly-Ann Fraser-Pryce to retire after Paris Olympics

Fraser-Pryce has won eight Olympic medals and 10 world championship titles throughout her 19-year career

Usain Bolt “not worried” about his world records being broken

Bolt’s 100m and 200m world record has stood for 14 years