Source: China – South China Morning PostThe coronavirus had been largely under control in China for months, until a handful of Nanjing airport workers tested positive.They had cleaned a plane that arrived from Moscow with an infected passenger on board.Less than three weeks later, the outbreak has spread to at least 17 provinces, fuelled by the highly transmissible Delta variant and amid the busy summer travel season.China sticks to ‘zero tolerance’ stand on Delta coronavirus variantWhile the case numbers are relatively low – about…Read More