Donald Trump ’s Commerce Secretary Howard Lutnick repeatedly told congressional investigators that he could not remember when he learned that his one-time neighbor Jeffrey Epstein was a sex offender who pleaded guilty to soliciting a minor for prostitution. In his deposition to the House Oversight committee last week, Lutnick said he could not explain why he and his family decided to have lunch with Epstein on his private Caribbean island, Little St. James, in December 2012, four years after Epstein’s plea deal. “I don’t remember why we went,” he told the panel, according to a transcript of the interview. “I don’t remember him registering as a sex offender.…