Italy's Lorenzo Musetti returns a ball to Frances Tiafoe of the US (not pictured) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)

Italy's Lorenzo Musetti returns a ball to Frances Tiafoe of the US (not pictured) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)

Italy's Lorenzo Musetti returns a ball to Frances Tiafoe of the US (not pictured) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)

Spain's Daniel Merida reacts during the match against Russia's Daniil Medvedev (not in picture) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by GEORG HOCHMUTH / APA / AFP via Getty Images) / Austria OUT

Russia's Daniil Medvedev serves to Spain's Daniel Merida (not in picture) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by GEORG HOCHMUTH / APA / AFP via Getty Images) / Austria OUT

Spain's Daniel Merida reacts during the match against Russia's Daniil Medvedev (not in picture) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)

Spain's Daniel Merida reacts during the match against Russia's Daniil Medvedev (not in picture) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)

Russia's Daniil Medvedev celebrates after defeating Spain's Daniel Merida (not in picture) during the Erste Bank Open 2026 ATP 500 tennis tournament in Vienna, Austria, on October 28, 2026. (Photo by Joe Klamar / AFP via Getty Images)