Elina Svitolina says the way she came through a tense final set showed she has the mental strength to succeed at the highest level.
Elina Svitolina will finish the year fourth in the rankings after lifting the Billie Jean King Trophy in Singapore.
Elina Svitolina decided to "just go for it" in Singapore and she has been rewarded with four wins out of four.
Elina Svitolina produced another strong performance to make it four wins out of four in Singapore and reach the final.
Elina Svitolina finished on top of the White Group at the WTA Finals after eliminating defending champion Caroline Wozniacki.
Karolina Pliskova put in a disjointed performance as Elina Svitolina made it two from two in the White Group at the WTA Finals in Singapore.
Elina Svitolina is determined to go from strength to strength in the WTA Finals and proving she deserves to be among the elite.
Elina Svitolina hit the ground running in Singapore, beating Petra Kvitova for the first time in four years.
Angelique Kerber, Naomi Osaka, Sloane Stephens and Kiki Bertens are in one group, with defending champion Caroline Wozniacki in the other.
The WTA Finals will feature a tantalising contest between Angelique Kerber and Naomi Osaka, the winners of the last two grand slams.