Australia’s Mack Horton has protested the win of China's Sun Yang in the 400m freestyle at the world championships in South Korea. Sun had been allowed to compete at the titles, despite doping allegations.
Stay up to date with SBS NEWS
SBS News App
Download our free app on the App Store or Google Play for the latest headlines and breaking news alerts.
We love feedback: help us improve by rating the app and sharing your suggestions at firstname.lastname@example.org
SBS News on social
Follow SBS News to join in the conversation and never miss the latest live updates.