Coco Gauff became the youngest WTA Finals winner since Maria Sharapova in 2004 on Saturday at age 20, and the first American woman to capture the year-ending tournament since Serena Williams in 2014.

Iga Swiatek emulates stunning Serena & Venus Williams feat with WTA Finals demolition job Joining ... Britain faces Germany in their first round match, with the winner set for a quarter-final against ...