Siegemund's best lobs from her and Zvonareva's win over Gauff and Pegula
Laura Siegemund and Vera Zvonareva completed the semifinal lineup at the GNP Seguros WTA Finals Cancun by battling past No.1 seeds Coco Gauff and Jessica Pegula 3-6, 6-4, [10-8]. The round-robin match started on Friday night but finished on Sunday due to persistent rain.