Editorial : Identifying the spread of COVID-19 variant in the community

【明報專訊】COVID-19 variants have made their way into the community. Piecing together the jigsaw by following up the leads, the Centre for Health Protection (CHP) has found that multiple cases of "unknown origin" were related to the Indian man who was diagnosed with the virus after arriving in Hong Kong earlier. All the indications are that someone has concealed the fact that he was in a party.