Ankle injury ends Rybakina's bid to take world number one from Sabalenka

Elena Rybakina retired from her Cincinnati Open quarter-final against Iga Swiatek on 21 August, trailing 4-1 after five games with a left ankle injury. She needed to reach the final to overtake Aryna Sabalenka as world number one. Sabalenka keeps top spot despite her own fourth-round loss to Sara Bejlek. The US Open begins 30 August.