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Jaume Campistol Aurélie Tourte Umpire Decisions Chair Umpires Greg Allensworth Mohamed Lahyani Marijana Veljovic James Keothavong Umpire Instructions Ben Anderson Chair umpire Umpire Behavior Line Umpires Umpire Actions Corruption
The American tennis player called for disciplinary action against chair umpire Greg Allensworth, accusing him of mishandling a heckling incident during a pivotal moment in the match.
