Russian police are investigating a break-in at a top-secret airborne nuclear command center, nicknamed the "doomsday plane."
원문출처 : https://www.cnn.com/2020/12/09/europe/russian-doomsday-plane-scli-intl/index.html
원문출처 : https://www.cnn.com/2020/12/09/europe/russian-doomsday-plane-scli-intl/index.html