Beatriz Haddad Maia pulled double duty to beat the Kudermetova sisters in back-to-back singles matches at the Korea Open, reaching the final to face top-seeded Daria Kasatkina.

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.

Former US Open champion Emma Raducanu retired injured against Daria Kasatkina in their Korea Open quarter-final. Raducanu had been trailing 6-1.

British number two Emma Raducanu retires from her Korea Open quarter-final against Daria Kasatkina with a foot injury.

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.

Russia's top seed Daria Kasatkina will face Brazil's Beatriz Haddad Maia in Sunday's Korea Open final after both came through their semi-finals in straight sets.

The top seed Daria Kasatkina has reached the final of the Korea Open tennis tournament. Kasatkina, world No. 13 from Russia, defeated countrywoman Diana Shnaider 6-3, 6-4 in the semifinals of the lone WTA event in South Korea at Olympic Park Tennis Center in Seoul on Saturday.

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