An OpenAI engineer has been arrested on suspicion of hiding an audio recording device in an executive conference room at the company’s San Francisco headquarters, federal prosecutors said Tuesday.Abdulrahman Alfozan, 35, a Saudi national, was arrested Friday and charged with using or attempting to use a device to intercept oral communications. He made his initial appearance in federal court Tuesday and remains in custody. An unattended bag found in the company’s offices contained Alfozan’s walle...