World No. 1 Aryna Sabalenka began her Australian Open title defense by defeating Sloane Stephens 6-3 6-2 in the first round on Sunday.

Aryna Sabalenka has started her bid to become the first woman in a quarter-century to win three consecutive Australian Open titles with a 6-3, 6-2 victory over 2017 U.S. 2017 U.S. Open champion Sloane Stephens 6-3,

By Ian Ransom MELBOURNE (Reuters) -Aryna Sabalenka launched her bid for a third successive Australian Open title with a storm of power hitting and a 6-3 6-2 demolition of former U.S. Open champion Sloane Stephens on Sunday.