Romania's Simona Halep returns the ball during her singles semi-final match against Belarus' Aryna Sabalenka (not in picture) of the Women's Tennis Grand Prix WTA 500 tournament in Stuttgart, southwestern Germany, on April 24, 2021.,Image: 607660023, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia

Simona Halep of Romania in action during her second-round match at the 2021 Porsche Tennis Grand Prix WTA 500 tournament Porsche Tennis Grand Prix, Tennis, Stuttgart, Germany - 22 Apr 2021,Image: 607254017, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia