Officials have begun citywide testing in Nanjing A Covid outbreak first discovered in the Chinese city of Nanjing has spread to five provinces and Beijing, with state media calling it the “most extensive contagion after Wuhan”. Almost 200 people have been infected since the virus was first detected at the city’s busy airport on 20 July. All flights from Nanjing airport will be suspended until 11 August, said the Global Times. Officials also began city-wide testing amid criticism for their “failure”. All 9.3 million of the city’s residents – including those visiting – will be tested, said state-controlled Xinhua news . Posts on social media show long lines of people queuing, and authorities have reportedly urged people to wear masks, stand one metre apart and avoid talking while they wait. Officials said the highly contagious Delta variant of the virus was behind the infections, adding that […]