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.

Kasatkina and Haddad Maia have faced each other three times previously, with the Brazilian winning two of those encounters.

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.

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

Daria Kasatkina (No. 13 ranking) will face Emma Raducanu (No. 70) in the quarterfinals at the Hana Bank Korea Open on Saturday, September 21. Watch Tennis Channel by subscribing to Fubo today. In terms of serve/return winning percentages over her last 10 tournaments,

A foot injury forced former U.S. Open champion Emma Raducanu to retire from her Korea Open quarter-final clash with top seed Daria Kasatkina after losing the first set 6-1 on Saturday. Britain's Raducanu struggled to serve with her injured left foot,

Emma Raducanu’s injury problems struck again as she retired from her Korea Open quarter-final against top seed Daria Kasatkina. The 21-year-old Briton had just lost the first set 6-1 when she withdrew having struggled with a foot issue.