Ukraine's Marta Kostyuk plays a forehand return to US Katie Volynets during their women's singles match on day 4 of the French Open tennis tournament at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

Ukraine's Marta Kostyuk plays a forehand return to US Katie Volynets during their women's singles match on day 4 of the French Open tennis tournament at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

France's Ugo Humbert serves to France's Quentin Halys during their men's singles match on day 4 of the French Open tennis tournament on Court Simonne-Mathieu at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Anne-Christine POUJOULAT / AFP via Getty Images)

France's Ugo Humbert serves to France's Quentin Halys during their men's singles match on day 4 of the French Open tennis tournament on Court Simonne-Mathieu at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Anne-Christine POUJOULAT / AFP via Getty Images)

France's Ugo Humbert plays a backhand return to France's Quentin Halys during their men's singles match on day 4 of the French Open tennis tournament on Court Simonne-Mathieu at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Anne-Christine POUJOULAT / AFP via Getty Images)

Ukraine's Yuliia Starodubtseva plays a forehand return to Kazakhstan's Elena Rybakina during their women's singles match on day 4 of the French Open tennis tournament on Court Suzanne-Lenglen at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Alain JOCARD / AFP via Getty Images)

Ukraine's Yuliia Starodubtseva plays a forehand return to Kazakhstan's Elena Rybakina during their women's singles match on day 4 of the French Open tennis tournament on Court Suzanne-Lenglen at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Alain JOCARD / AFP via Getty Images)

Serbia's Novak Djokovic plays a backhand return to France's Valentin Royer during their men's singles match on day 4 of the French Open tennis tournament on Court Philippe-Chatrier at the Roland-Garros Complex in Paris on May 27, 2026. (Photo by Thomas SAMSON / AFP via Getty Images)