Beatriz Haddad Maia pulled double duty to beat the Kudermetova sisters in back-to-back singles matches at the Korea Open on Saturday, reaching the final to face top-seeded Daria Kasatkina. The quarterfinals and semifinals were played on the same day because rain washed out all action Friday.

A foot injury forced Emma Raducanu to retire from the Korea Open quarter-finals on Saturday, while third seed Beatriz Haddad Maia beat sisters Polina and Veronika Kudermetova on the same day to set up a Korea Open final clash with top seed Daria Kasatkina.

Beatriz Haddad Maia advanced to the rain-delayed semifinals of the Korea Open with a 6-2, 6-1 win over Polina Kudermetova on Saturday. The Brazilian was the 2017 runner-up in the Seoul WTA 500-level tournament.