International Swimming Federation (FINA) executive director Cornel Marculescu has described the podium protests against Sun Yang at the World Aquatics Championships as "unfortunate".
American Caeleb Dressel put in an exceptional display to win the men's 100 metres freestyle at the World Aquatics Championships in Gwangju as his compatriot Lilly King suffered a controversial disqualification.
Hungary's teenage sensation Kristóf Milák broke Michael Phelps' world record in the men's 200 metres butterfly as he claimed a stunning gold medal at the International Swimming Federation (FINA) World Aquatics Championships in Gwangju.
Germany's Florian Wellbrock won the men's 10 kilometres open water swimming gold medal by just two-tenths of a second following a dramatic race at the World Aquatics Championships in Gwangju.
China continued their dominance of the diving events at the World Aquatics Championships in Gwangju by adding two more gold medals on day four.
Gwangju will host one of the biggest events in global sport from tomorrow with the World Aquatics Championships opening in the South Korean city.