The field is filling out for the WTA Finals at Singapore, as both Petra Kvitova and Caroline Wozniacki made their capability official on Thursday. Kvitova got to be the fourth player to qualify, joining Simona Halep, Angelique Kerber and Naomi Osaka when Katerina Siniakova crushed Kiki Bertens in Beijing on Thursday. Kvitova, who has won five titles in 2018, will make her fifth trip to the year-end championships. She took the title in 2011 when the occasion was played in Istanbul.

Rapidly taking after the suit was Caroline Wozniacki, who vanquished Anett Kontaveit to book her 6th trip to the year-end championships. Wozniacki is guarding her title at Singapore. She possesses a 13-8 lifetime record at the WTA Finals in her five past appearances. She moreover reached the final in 2010, losing to Kim Clijsters within the last.

There are as of now six players still within the rummage around for the final three spots— Sloane Stephens, Elina Svitolina, Karolina Pliskova, Aryna Sabalenka, Kiki Bertens and Anastasija Sevastova. Of those six, as it were Sabalenka is still living in Beijing. The Belarussian kept her winning streak lively by thumping off protecting winner Caroline Garcia in three sets on Thursday.