Serbia's Novak Djokovic returns to Russia's Roman Safiullin during their men's singles round of 16 tennis match on the seventh day of the 2026 Wimbledon Championships at The All England Lawn Tennis and Croquet Club in Wimbledon, southwest London, on July 5, 2026. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE

Russia's Roman Safiullin serves to Serbia's Novak Djokovic during their men's singles fourth round of 16 tennis match on the seventh day of the 2026 Wimbledon Championships at The All England Lawn Tennis and Croquet Club in Wimbledon, southwest London, on July 5, 2026. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE

Serbia's Novak Djokovic returns to Russia's Roman Safiullin during their men's singles round of 16 tennis match on the seventh day of the 2026 Wimbledon Championships at The All England Lawn Tennis and Croquet Club in Wimbledon, southwest London, on July 5, 2026. (Photo by Kirill KUDRYAVTSEV / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE

LONDON, ENGLAND - JULY 05: Novak Djokovic of Serbia looks on against Roman Safiullin during their Gentlemen's Singles fourth round match on day seven of The Championships Wimbledon 2026 at All England Lawn Tennis and Croquet Club on July 05, 2026 in London, England. (Photo by Cameron Spencer/Getty Images)

LONDON, ENGLAND - JULY 05: Novak Djokovic of Serbia serves against Roman Safiullin during their Gentlemen's Singles fourth round match on day seven of The Championships Wimbledon 2026 at All England Lawn Tennis and Croquet Club on July 05, 2026 in London, England. (Photo by Clive Brunskill/Getty Images)

LONDON, ENGLAND - JULY 05: Novak Djokovic of Serbia plays a backhand volley against Roman Safiullin during their Gentlemen's Singles fourth round match on day seven of The Championships Wimbledon 2026 at All England Lawn Tennis and Croquet Club on July 05, 2026 in London, England. (Photo by Cameron Spencer/Getty Images)

LONDON, ENGLAND - JULY 05: Novak Djokovic of Serbia serves against Roman Safiullin during their Gentlemen's Singles fourth round match on day seven of The Championships Wimbledon 2026 at All England Lawn Tennis and Croquet Club on July 05, 2026 in London, England. (Photo by Clive Brunskill/Getty Images)

LONDON, ENGLAND - JULY 05: Novak Djokovic of Serbia plays a backhand against Roman Safiullin during their Gentlemen's Singles fourth round match on day seven of The Championships Wimbledon 2026 at All England Lawn Tennis and Croquet Club on July 05, 2026 in London, England. (Photo by Cameron Spencer/Getty Images)