https://cdnph.upi.com/ph/st/th/5551776909179/2026/upi_com/c8640881b07bc49f685fe865393fcd42/v1.5/Remarks-on-North-Korea-site-spark-US-intel-sharing-concerns.jpg" /> Comments by S. Korea's unification minister about a suspected N. Korean nuclear site have sparked controversy, with the issue expanding into concerns.