Virus Cases Spike in Japan and Hong Kong

The video discusses recent infection clusters, primarily from mass testing at nightclubs, with most cases in young adults who typically experience mild symptoms. The medical system is not strained, and no new restrictions have been imposed. In Hong Kong, a rise in local infections after months of being infection-free raises concerns about silent virus spread.

How does the recent infection rate in Hong Kong compare to previous months?

What warning is associated with the tracing of some infections in Hong Kong?