Unseeded Greek Maria Sakkari hit 32 winners in a straight-sets defeat of Elina Svitolina in the Ostrava Open.
Elina Svitolina crashed out of the French Open quarter-finals as Nadia Podoroska made history at Roland Garros.
Perjuangan Elina Svitolina untuk memburu gelaran grand slam pertamanya kian berhasil apabila melayakkan diri ke suku akhir Kejohanan Tenis Terbuka Perancis pada ketika Simona Halep dan Kiki Bertens terkandas malam tadi.
It is opening up nicely at Roland Garros for Elina Svitolina after Simona Halep and Kiki Bertens became the latest seeds to fall in Paris.
A dominant victory boosted the confidence of Simona Halep, while Elise Mertens' tournament was ended by Caroline Garcia.
Tsvetana Pironkova will get another chance to upset Serena Williams at a grand slam after both triumphed in Paris on Monday.
Elina Svitolina has a remarkable success rate in her WTA finals, and the Ukrainian scored a three-set victory in Strasbourg on Saturday.
Elina Svitolina stands between Elena Rybakina and a second WTA Tour triumph of the year at the Internationaux de Strasbourg.
The semi-finals line-up in Strasbourg will not be completed until Friday, with the last quarter-final suspended due to rain.
Elina Svitolina will face Jil Teichmann in the Internationaux de Strasbourg quarter-finals after overcoming Magda Linette on Tuesday.