France's Caroline Garcia scored the biggest victory of her career with a straight-sets defeat of Aryna Sabalenka to win the season-ending WTA Finals on Monday. Garcia relied on a superb service game to overpower her Belarusian opponent 7-6 (7/4), 6-4 at Fort Worth, Texas. The 29-year-old from Lyon is only the second French player to win the WTA title after Amelie Mauresmo in 2005. "It's definitely a lot of giant happiness," Garcia said after a win that will see her pocket $1.57 million