Beatriz Haddad Maia cruised into the semifinals of the Korea Open with a 6-2, 6-1 win over Polina Kudermetova on Saturday.

A foot injury forced former US Open champion Emma Raducanu to retire from her Korea Open quarter-final clash with top seed ...

A foot injury forced former U.S. Open champion Emma Raducanu to retire from her Korea Open quarter-final clash with top seed ...

A foot injury forced former US Open champion Emma Raducanu to retire from her Korea Open quarterfinal clash with top seed ...

Emma Raducanu retired from her Korea Open quarter-final against top seed Daria Kasatkina with a foot injury on Saturday, ...

Emma Raducanu retired from her Korea Open quarterfinal against top seed Daria Kasatkina with a foot injury on Saturday, ...

Tamara Zidansek rallied from a set and a break down, then saved four match points to outlast Nadia Podoroska of Argentina 4-6 ...