Residents wearing face masks to help curb the spread of the coronavirus line up for the COVID-19 test near the residential area in Qingdao in east China's Shandong province on Monday, Oct. 12, 2020. Authorities in the eastern Chinese port city of Qingdao said Tuesday that they have completed coronavirus tests on more than 3 million people following the country's first reported local outbreak of the virus in nearly two months. (Chinatopix via AP)