Coco Gauff wins WTA Finals for the first time by rallying to beat Zheng Qinwen

Coco Gauff won the WTA Finals for the first time by rallying to beat Olympic champion Zheng Qinwen 3-6, 6-4, 7-6 (2) in the final on Saturday.
The 20-year-old American came from 2-0 and 5-3 down in … [+1223 chars]