Tennislegenden Martina Navratilova tar til orde for en radikal regelendring hun mener ville gjort tennis mer krevende å spille. Forslaget har skapt debatt i tennisverdenen.

Kilde: https://www.tennis365.com/tennis-news/martina-navratilova-wants-radical-change-in-tennis-that-would-make-the-game-more-difficult