Coco Gauff becomes youngest player in 14 years to reach final of WTA Finals after stunning world No. 1 Aryna Sabalenka

Coco Gauff stunned world No. 1 Aryna Sabalenka in the semifinals of the WTA Finals on Friday, becoming the youngest player since 2010 to reach the final of this tournament.

​ Coco Gauff stunned world No. 1 Aryna Sabalenka in the semifinals of the WTA Finals on Friday, becoming the youngest player since 2010 to reach the final of this tournament. Read More Breaking News, Latest News and Videos | CNN