Why is Wimbledon blaming human error for a mistake by its new electronic line-calling system?
Associated Press
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Umpire Nico Helwerth checks on a line call as Russia's Anastasia Pavlyuchenkova plays Sonay Kartal of Britain during a fourth round women's singles match at the Wimbledon Tennis Championships in London, Sunday, July 6, 2025. (AP Photo/Alastair Grant)Russia's Anastasia Pavlyuchenkova returns to Sonay Kartal of Britain during a fourth round women's singles match at the Wimbledon Tennis Championships in London, Sunday, July 6, 2025. (AP Photo/Alastair Grant)Sonay Kartal of Britain returns to Russia's Anastasia Pavlyuchenkova during a fourth round women's singles match at the Wimbledon Tennis Championships in London, Sunday, July 6, 2025. (AP Photo/Alastair Grant)
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Umpire Nico Helwerth checks on a line call as Russia's Anastasia Pavlyuchenkova plays Sonay Kartal of Britain during a fourth round women's singles match at the Wimbledon Tennis Championships in London, Sunday, July 6, 2025. (AP Photo/Alastair Grant)
