Aryna Sabalenka withdraws from Stuttgart due to injury
World No. 1 Aryna Sabalenka has withdrawn from next week's Porsche Tennis Grand Prix in Stuttgart, Germany, due to an undisclosed injury.,The four-timWorld No. 1 Aryna Sabalenka has withdrawn from next week's Porsche Tennis Grand Prix in Stuttgart, Germany, due to an undisclosed injury.,The four-tim