Chinese courier drivers wear protective masks as they wait for calls in a shopping area in Beijing. Getty Images
Buses carrying members of a medical assistance team from Shenyang leave Shenyang Taoxian Airport upon their return home after helping with the COVID-19 coronavirus recovery effort in Wuhan, in Shenyang in China's northeastern Liaoning province. AFP
An airplane carrying 137 members of a medical assistance team from Shenyang returns home after helping with the COVID-19 coronavirus recovery effort in Wuhan, at Shenyang Taoxian Airport in Shenyang in China's northeastern Liaoning province. AFP
Airport staff members welcome members of a medical assistance team from Shenyang upon their return home after helping with the COVID-19 coronavirus recovery effort in Wuhan, in Shenyang in China's northeastern Liaoning province. AFP
Chinese construction workers wear protective masks as they leave a site at the end of the work day in Beijing, China. Getty Images
A Chinese woman wears a protective mask as she exercises on equipment at Ritan Park in Beijing, China. Getty Images
People wear protective masks as they walk at Ritan Park in Beijing, China. Getty Images
A volunteer with a disability group who is deaf, shows Cui Jing (R) distributing masks to help with the COVID-19 coronavirus outbreak in Wuhan in China's central Hubei province. AFP
Workers disinfect a subway train in preparation for the restoration of public transport in Wuhan, in central China's Hubei province. AP
Employees eating during lunch break at an auto plant of Dongfeng Honda in Wuhan in China's central Hubei province. AFP
An employee wearing a face mask feeds penguins at the Wuhan Zoo which has been closed following an outbreak of the novel coronavirus disease (COVID-19), in Hubei province, China. REUTERS
A Chinese family wear protective masks as they exercise on equipment at Ritan Park in Beijing, China. Getty Images
A Chinese security guard wears a protective mask as he watches a program on his mobile phone outside an office building in Beijing. Getty Images
A Chinese boy and girl wear protective masks as they play on exercise equipment at Ritan Park in Beijing. Getty Images
Chinese commuters wear protective masks as they line up in a staggered formation while waiting for a bus at the end of the work day in Beijing. Getty Images
Wuhan Three Towns Football Club players taking part in a training session in Haikou in China's southern Hainan province. AFP
Chinese courier drivers wear protective masks as they wait for calls in a shopping area in Beijing. Getty Images
Buses carrying members of a medical assistance team from Shenyang leave Shenyang Taoxian Airport upon their return home after helping with the COVID-19 coronavirus recovery effort in Wuhan, in Shenyang in China's northeastern Liaoning province. AFP
An airplane carrying 137 members of a medical assistance team from Shenyang returns home after helping with the COVID-19 coronavirus recovery effort in Wuhan, at Shenyang Taoxian Airport in Shenyang in China's northeastern Liaoning province. AFP
Airport staff members welcome members of a medical assistance team from Shenyang upon their return home after helping with the COVID-19 coronavirus recovery effort in Wuhan, in Shenyang in China's northeastern Liaoning province. AFP
Chinese construction workers wear protective masks as they leave a site at the end of the work day in Beijing, China. Getty Images
A Chinese woman wears a protective mask as she exercises on equipment at Ritan Park in Beijing, China. Getty Images
People wear protective masks as they walk at Ritan Park in Beijing, China. Getty Images
A volunteer with a disability group who is deaf, shows Cui Jing (R) distributing masks to help with the COVID-19 coronavirus outbreak in Wuhan in China's central Hubei province. AFP
Workers disinfect a subway train in preparation for the restoration of public transport in Wuhan, in central China's Hubei province. AP
Employees eating during lunch break at an auto plant of Dongfeng Honda in Wuhan in China's central Hubei province. AFP
An employee wearing a face mask feeds penguins at the Wuhan Zoo which has been closed following an outbreak of the novel coronavirus disease (COVID-19), in Hubei province, China. REUTERS
A Chinese family wear protective masks as they exercise on equipment at Ritan Park in Beijing, China. Getty Images
A Chinese security guard wears a protective mask as he watches a program on his mobile phone outside an office building in Beijing. Getty Images
A Chinese boy and girl wear protective masks as they play on exercise equipment at Ritan Park in Beijing. Getty Images
Chinese commuters wear protective masks as they line up in a staggered formation while waiting for a bus at the end of the work day in Beijing. Getty Images
Wuhan Three Towns Football Club players taking part in a training session in Haikou in China's southern Hainan province. AFP
Chinese courier drivers wear protective masks as they wait for calls in a shopping area in Beijing. Getty Images