Gauff beats Swiatek at WTA Finals as Sabalenka earns year-end No.1

Belarus’ Aryna Sabalenka in action during her women’s singles group stage match against Italy’s Jasmine Paolini. — Reuters/FileRIYADH: Coco Gauff posted a rare victory over Iga Swiatek to punch her ticket to the semi-finals of the WTA Finals in Riyadh on Tuesday, ensuring Aryna Sabalenka…