President Biden’s promise to end the pandemic is being tested by the Omicron variant, which is spreading rapidly through the country.
COVID Today
What’s the timeline for kids under 5 to get a COVID vaccine?
Pfizer reports that a lower dose of its COVID-19 vaccine did not produce a potent immune response in children 2 to 4. Here’s what we know.
White House warns of January virus surge, says boosters protect against Omicron variant
As the CDC warns a winter COVID-19 surge is on its way, the White House urges vaccinations and booster shots to protect against the Omicron variant.
As COVID-19 case rates rise, California orders statewide mask requirement starting Wednesday
California is ordering a statewide mask mandate for indoor public spaces to go into effect on Wednesday. The move comes as coronavirus case rates have risen by 50% in the last 2 1/2 weeks.
Omicron was in California weeks ago, before officials raised alarms, water sample suggests
Omicron coronavirus strain was detected in California’s wastewater last month, even before the WHO declared it a ‘variant of concern,’ data suggests.
California coronavirus cases rising, showing early signs of winter surge
Statewide, the daily average of newly reported coronavirus infections has risen more than 30% since shortly before Thanksgiving.
Five Omicron variant cases identified in Alameda County coronavirus outbreak — all were vaccinated
The five patients had mild symptoms and were among 12 known coronavirus cases linked to a wedding in Wisconsin late last month.
Can Omicron overtake the Delta variant? Here’s what it will take
Delta, so far, has been able to elbow out all other variants that otherwise might have spread more widely. Will that be the case with Omicron too?
What we know about the San Francisco patient with first U.S. Omicron variant case
The fully vaccinated individual returned home from South Africa on Nov. 22 and subsequently tested positive for the Omicron variant of the coronavirus.
The Omicron variant is starting to weigh on travel: ‘Two steps forward and one step back’
The coronavirus variant was found in an individual who returned to San Francisco from South Africa on Nov. 22; its…

