Defending champion Elina Svitolina stormed into the penultimate stage of the season-ending WTA Finals Wednesday after a commanding straight-sets victory over Simona Halep on Wednesday. The world number eight took advantage of an error-strewn Halep and prevailed 7-5, 6-3 in one hour and 39 minutes at the Shenzhen Bay Sports Centre. Svitolina is the first…
