Source: China – South China Morning PostMore than 500 flights were cancelled at a major airport in eastern China on Wednesday after more than a dozen workers at the facility tested positive for Covid-19.Health authorities in Nanjing, Jiangsu province, said routine testing detected the coronavirus in samples from nine cleaners at Nanjing Lukou International Airport, prompting tests on more staff.In total, authorities found nine Covid-19 cases and five asymptomatic infections, while three positive samples were awaiting further…Read More