American Coco Gauff defeated world number one Aryna Sabalenka 7-6(4) 6-3 in the semi-finals of the WTA Finals on Friday and will take on China's Zheng Qinwen in the showpiece match.Sabalenka will end the year at the top of the world rankings but her bid for a maiden WTA Finals title was ended by Gauff who reached her first final at the end-of-season event.

Friday and set up a showdown with Olympic champion Zheng Qinwen in the final on Saturday of the WTA Finals in Riyadh.

Coco Gauff beat China's Zheng Qinwen 3-6 6-4 7-6(2) in a three-hour battle on Saturday to become the youngest player to win the WTA Finals since Maria Sharapova in 2004 and the first American champion since Serena Williams 10 years ago.

Coco Gauff may be saving the best for last. In what is shaping up to be potentially her best week of the season, Coco Gauff beat the world No. 1 Aryna Sabalenka in two turbulent sets Friday to set up a championship battle against the Olympic gold medalist Zheng Qinwen this weekend at the WTA Tour Finals.

Coco Gauff continues her stellar week with victory over world number one Aryna Sabalenka to set up a WTA Finals showpiece against Zheng Qinwen.

US' Coco Gauff returns to Croatia's Donna Vekic during their women's singles third round tennis match on Court Philippe-Chatrier at the Roland-Garros Stadium during the Paris 2024 Olympic Games, in Paris on July 30,