Epidemiologists use the term "variants of concern", so maybe "concerning" would have been a better word. https://www.cdc.gov/coronavirus/2019-ncov/cases-updates

Epidemiologists use the term "variants of concern", so maybe "concerning" would have been a better word. https://www.cdc.gov/coronavirus/2019-ncov/cases-updates/variant-surveillance/variant-info.html#Concern https://www.cdc.gov/coronavirus/2019-ncov/cases-updates/vari...