Linda Noskova took advantage of a shaky serving performance from Coco Gauff to complete a win in group one to book her place in the last four of WTA Finals. (AP) — Linda Noskova became the first to qualify for the semifinal round of the 2026 WTA Finals, defeating Coco Gauff 6-3, 6-3 in 1 hour and 15 minutes on Tuesday.