Beijing launches new mass testing wave after four COVID-19 cases found

China has maintained a staunch zero-Covid strategy with strict border closures, lengthy quarantines and targeted lockdowns BEIJING – Beijing plans to test tens of thousands of people after four new COVID-19 cases were found in a suburban district on Friday, as a new outbreak prompts school closures and flight cancellations across the country. China has maintained a staunch zero-COVID strategy with strict border closures, lengthy quarantines and targeted lockdowns. But the world’s most populous nation is now scrambling to tamp down dozens of infections across several provinces. The latest flare-up has prompted the grounding of hundreds of flights, the closure…