Serbia's Novak Djokovic throws the ball to serve against US player Tommy Paul ahead of their men's singles match on day four of the Giorgio Armani Tennis Classic tournament at the Hurlingham Club in London on June 26, 2026. (Photo by Henry Nicholls / AFP via Getty Images)

Britain's Toby Samuel returns to Belgium's Zizou Bergs during their men's semi-final tennis match on day five of the Lexus Eastbourne Open at Devonshire Park, Eastbourne, on the south coast of England on June 26, 2026. (Photo by Glyn KIRK / AFP via Getty Images)

Britain's Toby Samuel reacts while playing Belgium's Zizou Bergs in their men's semi-final tennis match on day five of the Lexus Eastbourne Open at Devonshire Park, Eastbourne, on the south coast of England on June 26, 2026. (Photo by Glyn KIRK / AFP via Getty Images)

Britain's Toby Samuel reacts while playing Belgium's Zizou Bergs in their men's semi-final tennis match on day five of the Lexus Eastbourne Open at Devonshire Park, Eastbourne, on the south coast of England on June 26, 2026. (Photo by Glyn KIRK / AFP via Getty Images)

Serbia's Novak Djokovic reacts as he plays against US player Tommy Paul during their men's singles match on day four of the Giorgio Armani Tennis Classic tournament at the Hurlingham Club in London on June 26, 2026. (Photo by Henry Nicholls / AFP via Getty Images)

Serbia's Novak Djokovic plays against US player Tommy Paul during their men's singles match on day four of the Giorgio Armani Tennis Classic tournament at the Hurlingham Club in London on June 26, 2026. (Photo by Henry Nicholls / AFP via Getty Images)

Serbia's Novak Djokovic reacts as he plays against US player Tommy Paul during their men's singles match on day four of the Giorgio Armani Tennis Classic tournament at the Hurlingham Club in London on June 26, 2026. (Photo by Henry Nicholls / AFP via Getty Images)

Serbia's Novak Djokovic plays against US player Tommy Paul during their men's singles match on day four of the Giorgio Armani Tennis Classic tournament at the Hurlingham Club in London on June 26, 2026. (Photo by Henry Nicholls / AFP via Getty Images)