This person was apparently a Holocaust denier: https://www.scribd.com/document/254599625/American-Atheist-Magazine-Aug-1989

From Wikipedia: “The Gazette’s op-ed section and editorials leans politically conservative and tend to favor Republican politicians and policies.” fwiw

They don’t say who made the allegations or whether they were ever determined to be credible. This feels like another non-story where Rs make a lot of noise to stir up suspicion and conspiracy theories.