Scientists who studied a big COVID-19 outbreak in Massachusetts concluded that vaccinated people who got so-called breakthrough infections carried about the same amount of the coronavirus as those who did not get the shots.
Nation and World
Federal workers will be required to attest they’ve been vaccinated against the coronavirus or else face mandatory masking, weekly testing, distancing and other new rules.
The new mask guidance follows recent decisions in Los Angeles and St. Louis to revert to indoor mask mandates amid a spike in COVID-19 cases and hospitalizations.
A rural Hawaiian county is warning residents that recent Las Vegas visitors returned to its islands with coronavirus, according to daily briefings from the county.
In the face of rising COVID-19 metrics, Nevada is now part of a travel advisory from the city of Chicago that covers five U.S. states and the U.S. Virgin Islands.
U.S. cases of COVID-19 last week increased by 17,000 nationwide over a 14-day period for the first time since late fall.
A rapid and sustained increase in COVID-19 cases in the nation’s largest county requires restoring an indoor mask mandate even when people are vaccinated, Los Angeles County’s public health officer said Thursday.
The changes come amid a national vaccination campaign in which children as young as 12 are eligible to get shots, as well as a general decline in COVID-19 hospitalizations and deaths.
The nation’s most populous state is averaging close to 1,000 additional cases reported daily, an increase of about 17% in the last 14 days.