COVID-19 pandemic fueled 2021 population drop in 73% of US counties
Decrease attributed to fewer births, an aging population and increased mortality. Los Angeles County in California marked the biggest loss
A man wearing a face-mask walks past The National Covid Memorial Wall, on national day of reflection to mark the two year anniversary of the UK going into national lockdown, in London(photo credit: REUTERS/PETER CZIBORRA)ByREUTERSUpdated: