By Brianna Ehley

The Johnson & Johnson vaccine is the first single-dose shot authorized in the U.S.

The Johnson & Johnson vaccine is the first single-dose shot authorized in the U.S.

The Johnson & Johnson vaccine is the first single-dose shot authorized in the U.S.

Joe Biden, soon after being sworn in, predicted the nation would hit half a million deaths by the end of February.

Joe Biden, soon after being sworn in, predicted the nation would hit half a million deaths by the end of February.

At least two shipping hubs that multiple states rely on for vaccine distribution have been affected.

Medical procedure masks don’t always provide robust protection alone because air can leak around their edges.

Andy Slavitt’s remarks come as the Biden team tries to accelerate the pace of vaccinations and get a better hold on the whereabouts of roughly 19 million doses that were shipped but not yet administered.

Andy Slavitt’s remarks come as the Biden team tries to accelerate the pace of vaccinations and get a better hold on the whereabouts of roughly 19 million doses that were shipped but not yet administered.

Andy Slavitt’s remarks come as the Biden team tries to accelerate the pace of vaccinations and get a better hold on the whereabouts of roughly 19 million doses that were shipped but not yet administered.

Federal officials have said the U.S. will need to vaccinate roughly 80 percent of the population to achieve herd immunity against the coronavirus.

Federal officials have said the U.S. will need to vaccinate roughly 80 percent of the population to achieve herd immunity against the coronavirus.

Federal officials have said the U.S. will need to vaccinate roughly 80 percent of the population to achieve herd immunity against the coronavirus.

Federal officials have said the U.S. will need to vaccinate roughly 80 percent of the population to achieve herd immunity against the coronavirus.

European officials have said the variant could be up to 70 percent more transmissible than other varieties.

European officials have said the variant could be up to 70 percent more transmissible than other varieties.

The recommendations came after spirited debate about whether more seniors should be next in line.

Trucks carrying the first doses of the vaccine, authorized by the FDA late Friday night, started rolling out of Pfizer’s manufacturing plant in Kalamazoo, Mich.

The agency also urged Americans to avoid mingling with people who haven’t resided in their same household in the past 14 days.

The agency also urged Americans to avoid mingling with people who haven’t resided in their same household in the past 14 days.

The agency also urged Americans to avoid mingling with people who haven’t resided in their same household in the past 14 days.

The agency also urged Americans to avoid mingling with people who haven’t resided in their same household in the past 14 days.

The agency also urged Americans to avoid mingling with people who haven’t resided in their same household in the past 14 days.

The milestone comes as the U.S. over the weekend set new records for daily number of cases and more than 1,000 deaths.

The milestone comes as the U.S. over the weekend set new records for daily number of cases and more than 1,000 deaths.

Nearly every region of the country is reporting an uptick in infections and hospitalizations.

Nearly every region of the country is reporting an uptick in infections and hospitalizations.

Nearly every region of the country is reporting an uptick in infections and hospitalizations.

Nearly every region of the country is reporting an uptick in infections and hospitalizations.

Nearly every region of the country is reporting an uptick in infections and hospitalizations.