In China, 37 million people are in Covid lockdown. Here's what we know

Tens of millions of people are living under lockdown in China, as the country battles its worst Covid-19 outbreak since the early days of the pandemic. This outbreak has spread far faster than previous waves of less infectious variants, with daily cases skyrocketing from a few dozen in February to more than 5,100 on Tuesday -- the highest figure since the early 2020 outbreak in Wuhan. The number may sound low compared to other countries, but it is alarmingly high for a nation that has attempted to stamp out outbreaks and chains of transmission with a strict zero-Covid policy throughout the pandemic.

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