China's Tianjin starts citywide COVID-19 testing(1/6)

A medical worker takes a swab sample from a resident in Nankai District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Zhang Daozheng)

Tianjin reported two locally transmitted confirmed COVID-19 cases infected with the Omicron variant, according to the municipal headquarters for COVID-19 prevention and control on early Sunday morning. Then the city decided to start a citywide nucleic acid testing.

People wait in line for nucleic acid testing in Nankai District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Zhang Daozheng)

Photo shows a site for nucleic acid testing in Xiqing District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Tong Yu)

Photo shows a site for nucleic acid testing in Xiqing District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Tong Yu)

Photo shows a site for nucleic acid testing in Xiqing District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Tong Yu)

Photo shows a site for nucleic acid testing in Xiqing District, north China's Tianjin, January 9, 2022. (Photo: China News Service/Tong Yu)