
People wearing masks are seen on a street in Southwest China’s Chongqing municipality, Mar. 11, 2020. Chongqing downgraded its emergency response toward the novel coronavirus (COVID-19) outbreak from level I to level II on Tuesday. (Photo: China News Service/Chen Chao)

A man wearing mask is seen standing in front of a fountain in Southwest China’s Chongqing municipality, Mar. 11, 2020. Chongqing downgraded its emergency response toward the novel coronavirus (COVID-19) outbreak from level I to level II on Tuesday. (Photo: China News Service/Chen Chao)

People wearing masks are seen on a street in Southwest China’s Chongqing municipality, Mar. 11, 2020. Chongqing downgraded its emergency response toward the novel coronavirus (COVID-19) outbreak from level I to level II on Tuesday. (Photo: China News Service/Chen Chao)

Migrant workers wearing masks are seen on a street in Southwest China’s Chongqing municipality, Mar. 11, 2020. Chongqing downgraded its emergency response toward the novel coronavirus (COVID-19) outbreak from level I to level II on Tuesday. (Photo: China News Service/Chen Chao)

A man wearing mask talks on phone on a street in Southwest China’s Chongqing municipality, Mar. 11, 2020. Chongqing downgraded its emergency response toward the novel coronavirus (COVID-19) outbreak from level I to level II on Tuesday. (Photo: China News Service/Chen Chao)