FILE PHOTO - North Korea’s Punggye-ri Nuclear Test Site is seen in commercial satellite imagery taken April 12

FILE PHOTO – North Korea’s Punggye-ri Nuclear Test Site is seen in commercial satellite imagery taken April 12

FILE PHOTO - North Korea’s Punggye-ri Nuclear Test Site is seen in commercial satellite imagery taken April 12, 2017. Image includes material Pleiades (c) CNES 2017. Courtesy Airbus Defense & Space and 38 North/Handout via REUTERS

April 26, 2018 2:18 PM (UTC+8)