Aryna Siarhiejeŭna Sabalenka is a Belarusian professional tennis player. She is currently the world No. 1 in women's singles by the WTA, and is a former world No. 1 in doubles. From Wikipedia
Thrust into the spotlight by an unprecedented wave of early upsets, surprise contenders will line up alongside veteran champions chasing records in a fourth round reshaped by volatility.