His company, which initially suspended him, said Sunday that Hundley no longer has his job.

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In 2007, Hundley pleaded guilty to a misdemeanor assault charge filed in Virginia, according to court records.

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Joe Rickey Hundley of Hayden, Idaho, was charged with assaulting a minor in the February 8 incident.

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The only other opening day slam in Mets history was hit by Todd Hundley on April 26, 1995, at Colorado.

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Reached by phone Friday, Joe Rickey Hundley of Hayden, Idaho, declined to comment to CNN and referred inquiries to his attorney.

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But he said Monday they believe Hundley should be punished beyond the loss of his job and possible one-year federal prison sentence.

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The 33-year-old mother then says Hundley slapped her son in the face.

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Hundley was also charged with simple assault, and if convicted of the misdemeanor count, he faces a maximum term of one year in prison.

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Hundley's attorney, Marcia Shein, said her client is being unfairly portrayed.

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Hundley has since been suspended from his job pending the investigation.

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Nick Hundley had an RBI double in a three-run ninth.

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She said that Hundley is dealing with unspecified issues.

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