China's Zheng Qinwen overcame a battling Barbora Krejcikova in a 6-3 7-5 semi-final win at the WTA Finals in Riyadh on Friday.Olympic gold medallist Zheng, making her WTA Finals debut, got off to a great start against the Czech eight seed,

Zheng Qinwen defeated Wimbledon champion Barbora Krejcikova 6-3, 7-5 to book her place in the final of the WTA Finals on Friday. Zheng continued her remarkable season by reaching the decider in her first appearance.

Coco Gauff defeated top-ranked Aryna Sabalenka 7-6 (4), 6-3 and set up a showdown with Olympic champion Zheng Qinwen in the final of the WTA Finals on Friday. Gauff generated six break points to Sabalenka’s four and built on early momentum in the opening set’s tiebreak that she carried through to the second set.

Defending WTA Finals champion Iga Swiatek was eliminated from the season-ending championship on Thursday after Barbora Krejcikova's 7-5 6-4 win over Coco Gauff meant the Polish world number two failed to advance to the last four.

Barbora Krejcikova grabbed the last semifinal spot at the WTA Finals with a 7-5, 6-4 win over Coco Gauff, a result that eliminated second-ranked Iga Swiatek from the season-ending tournament.

Iga Swiatek is knocked out of the WTA Finals after group rival Barbora Krejcikova beat Coco Gauff to secure her place in the semi-finals.