Switzerland's Belinda Bencic plays a return to Russia's Daria Kasatkina during their second round match on day four of the French Open tennis tournament at Roland Garros in Paris, France, Wednesday, June 2, 2021. (AP Photo/Thibault Camus)

Russia's Daria Kasatkina plays a return to Switzerland's Belinda Bencic during their second round match on day four of the French Open tennis tournament at Roland Garros in Paris, France, Wednesday, June 2, 2021. (AP Photo/Thibault Camus)