Chinese city of Qingdao is testing its entire population of nine million people for Covid-19 over a period of five days. The mass testing comes after a dozen cases were found linked back to a hospital treating coronavirus patients arriving…

Chinese city of Qingdao is testing its entire population of nine million people for Covid-19 over a period of five days. The mass testing comes after a dozen cases were found linked back to a hospital treating coronavirus patients arriving…