The Chinese government says it is using tracking apps to try and keep the spread of Covid-19 in check while the country moves toward lifting the lockdown. CNN's David Culver explains how they do it.
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Thu, 04/09/2020 - 7:10pm
The Chinese government says it is using tracking apps to try and keep the spread of Covid-19 in check while the country moves toward lifting the lockdown. CNN's David Culver explains how they do it.