COVID-19 virus variants were found in seven out of the 13 new imported cases, bringing the number of new variant cases to 67 in Hong Kong.Citizens wearing face masks are seen on a street in Hong Kong, south China, March 9, 2021. Hong Kong s Center for Health Protection (CHP) reported 21 additional confirmed cases of COVID-19 on Tuesday, taking its total tally to 11,120. (Xinhua/Lo Ping Fai)