Finals day at the 48th Porsche Tennis Grand Prix: who will secure victory and with it the main prize, a Porsche Macan Turbo? The final will be between the world No. 1 Aryna Sabalenka and the Latvian Jelena Ostapenko. Do you know that …Finals day at the 48th Porsche Tennis Grand Prix: who will secure victory and with it the main prize, a Porsche Macan Turbo? The final will be between the world No. 1 Aryna Sabalenka and the Latvian Jelena Ostapenko. Do you know that …