Coco Gauff beat defending champion Iga Swiatek 6-3 6-4 at the WTA Finals in Riyadh on Tuesday to reach the semi-finals and ensure Aryna Sabalenka would finish the year as world number one.

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 will finish the year as the world number one.

The season-ending event sees Sabalenka and Swiatek battle for year-end world No. 1 for the second year in a row

Zheng Qinwen improved her chances of advancing to the semi-finals at the WTA Finals with a 7-6 (7/4), 3-6, 6-1 victory over world number five Elena Rybakina in Riyadh on Monday.

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(Reuters) -World number one Aryna Sabalenka secured a semi-final berth at the WTA Finals by beating Italian fourth seed Jasmine Paolini 6-3 7-5 on Monday to stay unbeaten in the purple round-robin group.

Aryna Sabalenka reached the semifinals of the WTA Finals with a 6-3, 7-5 win over Jasmine Paolini on Monday for a second straight victory in the group stage.

Aryna Sabalenka withstands Jasmine Paolini fight-back to seal WTA Finals progress - The World No 1 is through to the last four after a a 6-3 7-5 victory

World No. 1 Aryna Sabalenka of Belarus defeated No. 4 seed Jasmine Paolini of Italy 6-3, 7-5 on Monday to improve to 2-0 at the WTA Finals Riyadh and guarantee herself a spot in the semifinals in Saudi Arabia.