Nearly two-and-a-half years since the coronavirus pandemic began, the most infectious and transmissible variant yet has arrived.
원문출처 : https://www.cnn.com/2022/07/13/world/coronavirus-newsletter-intl-07-13-22/index.html
원문출처 : https://www.cnn.com/2022/07/13/world/coronavirus-newsletter-intl-07-13-22/index.html