High-class tennis featuring gripping rallies and big names on Centre Court – the fifth day of the Porsche Tennis Grand Prix lived up to the expectations of the Porsche Arena crowd. After winning comfortably, both Iga Swiatek and Elina Svitolina have advanced to the quarterfinals of the world-class Stuttgart tournament.High-class tennis featuring gripping rallies and big names on Centre Court – the fifth day of the Porsche Tennis Grand Prix lived up to the expectations of the Porsche Arena crowd. After winning comfortably, both Iga Swiatek and Elina Svitolina have advanced to the quarterfinals of the world-class Stuttgart tournament.