epa10195006 Naomi Osaka (R) of Japan sits on the floor to check on Daria Saville (L) of Australia after she falls from pain in her left knee during a match of the Pan Pacific Open tennis tournament in Tokyo, Japan, 20 September 2022. Osaka won the match after Saville retired due to the injury. Umpire Julie Kjendlie is standing. EPA/KIMIMASA MAYAMA