Lee Mi-Seon, director of South Korea’s National Earthquake and Volcano Centre, discusses what is believed to have been North Korea’s sixth nuclear test. Photo: AFP
Chinese scientists warn North Korea about disaster threat at nuclear test site
Researchers brief Pyongyang delegation on Beijing’s concerns over facility close to their border
Lee Mi-Seon, director of South Korea’s National Earthquake and Volcano Centre, discusses what is believed to have been North Korea’s sixth nuclear test. Photo: AFP
