As the number of novel coronavirus cases slows to a trickle within China but continues to soar outside, Chinese authorities are stepping up measures to prevent a surge in cross-border infections. CNN's David Culver reports.


원문출처 : https://www.cnn.com/videos/world/2020/03/20/coronavirus-outbreak-pandemic-china-high-alert-second-wave-culver-pkg-intl-ldn-vpx.cnn