Shanghai disinfects homes, closes all subways in COVID fight


              A child wearing a mask is carried over a barrier on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan)
            
              A person wearing a face mask rides across an intersection in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A man wearing a face mask walks past lines of unused share bicycles near a closed subway station in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A man wearing a face mask walks across a pedestrian bridge in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              Residents wearing masks line up for mass Covid testing on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan)
            
              A person wearing a face mask rides along a street in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. Teams in white protective suits are going into the homes of infected people to spray them with disinfectant as Shanghai tries to root out an omicron outbreak under China's strict "zero-COVID" strategy. Beijing, the capital, began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A man wears a respirator as he rides along a street in the central business district in Beijing, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A woman wearing a face mask rides along a street in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A woman wearing a face mask stands near a closed subway station in the central business district in Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein)
            
              A man wearing a mask walks past a mall that's been ordered to close on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan)
            
              A man tries to enter a restaurant that's closed to dine-in customers and only providing take out orders on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan)
            A chef sits outside a row of restaurants closed to dine in customers and only offering takeaway on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan) A delivery man waits in a quiet mall area with closed retail shops and restaurants only offering takeaway on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan) Visitors look out from a balcony in a quiet mall area with closed retail shops and restaurants only offering takeaway on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan) A woman talks on her phone near a screen depicting a giant hand at an empty mall area with closed retail shops and restaurants only offering takeaway on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan) People wearing face masks ride across an intersection in the central business district of Beijing during what is normally the morning rush hour, as most nonessential workers in the district have been ordered to work from home, Tuesday, May 10, 2022. Teams in white protective suits are going into the homes of infected people to spray them with disinfectant as Shanghai tries to root out an omicron outbreak under China's strict "zero-COVID" strategy. Beijing, the capital, began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Mark Schiefelbein) A delivery man past through the entrance to a community on Tuesday, May 10, 2022, in Beijing. China's capital began another round of three days of mass testing for millions of its residents Tuesday in a bid to prevent an outbreak from growing to Shanghai proportions. (AP Photo/Ng Han Guan)