Emma McKeon has won Australia's ninth gold medal of the Tokyo Olympics, with victory in the women's 100 metres freestyle final. Leading from start to finish, McKeon touched the wall in an Olympic record time of 51.96 seconds, which was 0.31s ahead of Hong Kong's Siobhan Haughey. Kaylee McKeown and Emily Seebohm into 200m backstroke final Kaylee McKeown broke the …