Frances Tiafoe apologized for a profane outburst at umpire Jimmy Pinoargote after a time violation during his Shanghai Masters loss.

American tennis player Frances Tiafoe apologized for a profane outburst directed at chair umpire Jimmy Pinoargote after his third-round loss to Roman Safiullin at the Shanghai Masters. Tiafoe's anger was sparked by two time violations, including one during a critical tiebreak. Following the incident, which might result in a fine of up to $60,000, Tiafoe expressed regret on social media, calling his behavior "not acceptable."