
Sofia Kenin of the United States returns the ball during the women's singles final against Garbine Muguruza of Spain at the Australian Open tennis tournament in Melbourne, Australia on Feb. 1, 2020. (Xinhua/Zhu Wei)

Sofia Kenin of the United States returns the ball during the women's singles final against Garbine Muguruza of Spain at the Australian Open tennis tournament in Melbourne, Australia on Feb. 1, 2020. (Xinhua/Zhu Wei)