PULASKI, Wis. (AP) — A complaint has been filed against former Green Bay Packers coach Mike McCarthy, accusing him of verbally berating referees after a loss for his stepson’s high school basketball team.

The Pulaski School District confirms it was McCarthy who confronted the officials and followed them as they were escorted from a game Tuesday. Pulaski High School defeated Notre Dame Academy by one point, ending its season. McCarthy’s stepson is a member of the Notre Dame team.

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Pulaski athletic director Janel Batten says the unsportsmanlike language is unacceptable. WLUK-TV reports the referees filed a complaint with the Wisconsin Interscholastic Athletic Association, which is the high school sports regulatory body.

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The sports agency representing McCarthy didn’t immediately return a request for comment. McCarthy was fired in December , his 13th season with the Packers.

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