Australia's 27-year-old swimmer Emma McKeon has become the first-ever female swimmer to win seven medals at a single Olympics. She won gold medals in women's 100m freestyle, women's 4x100m freestyle relay, women's 4x100m medley relay and women's 50m freestyle. She won bronze medals in women's 100m butterfly, women's 4x200m freestyle relay and mixed 4x100m medley relay.