World number one Aryna Sabalenka overpowered Amanda Anisimova to defend her US Open crown on Saturday, defeating her American rival in straight sets to clinch the fourth Grand Slam title of her career.

Sabalenka ruthlessly attacked Anisimova's shaky service game to complete a 6-3, 7-6 (7/3) victory on the Arthur Ashe Stadium which cements her status at the pinnacle of the women's game. (AFP)