Chengdu locks down 21.2 million as Chinese cities battle COVID

The southwestern Chinese metropolis of Chengdu announced a lockdown of its 21.2 million residents as it launched four days of citywide COVID-19 testing, as some of the country's most populous and economically important cities battle outbreaks. Residents of Chengdu, the capital of Sichuan province, were ordered to stay home from 6 p.m. on Thursday, with households allowed to send one person per day to shop for necessities, the city government said in a statement.