China locks down 1.7 million as coronavirus outbreak worsens: Report

Vaccine highly effective in preventing Covid-19, says AstraZeneca Beijing has imposed a lockdown of 1.7 million people in part of the Chinese capital as officials race to prevent a Covid-19 resurgence in the country's northern region from seeping into its most important city. Daxing district in southern Beijing, where its new airport is located, has been sealed off from the rest of the country after six infections were found there. The total number of cases in Beijing stands at 15, while over a thousand infections have been found nationwide since early January, mostly in China's vast rural northern provinces. While…