(LEAD) PM vows zero tolerance for mishandling of missing person cases International · 2026-08-24 09:17:14 Sources Yonhap: (LEAD) PM vows zero tolerance for mishandling of missing person cases Yonhap: (2nd LD) PM vows zero tolerance for mishandling of missing person cases Yonhap: (3rd LD) PM vows zero tolerance for mishandling of missing person cases