A former OpenAI engineer accused of secretly planting listening devices inside the artificial intelligence giant's facilities was communicating with Saudi royalty and searching company records involving the Kingdom before his arrest, according to federal prosecutors who are investigating whether his alleged surveillance was intended to benefit a foreign government.In a detention filing Sunday, prosecutors revealed that Saudi government officials helped arrange international travel for Abdulrahman Alfozan's wife and three-month-old son shortly after his arrest.They also raised concerns about Al...