New York City Mayor Bill de Blasio said the city will become the nation’s first to impose a vaccine mandate on private-sector workers starting on Dec. 27, seeking to head off a potential upsurge in cases in the face of the new omicron variant.
His office said in a statement Monday that the mandate will cover roughly 184,000 businesses.
It said the city is also strengthening the vaccine rules for indoor dining, entertainment and fitness, which currently require people to have received at least one dose, to permit access only for the fully vaccinated.
“This would be my advice to mayors, governors,

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