Top U.S. infectious disease official Anthony Fauci on Feb. 23 told CNN that he expects the U.S. Centers for Disease Control and Prevention to soon relax some Covid-19 recommendations aimed at curbing its spread for people who have been vaccinated.

Deaths from Covid-19 in the United States fell for a third straight week during the week ended Feb. 21, as cases and hospitalizations showed steep drops.

As Operation Warp Speed – the Trump administration’s program to develop and distribute a Covid-19 vaccine – struggles to ramp up vaccinations, one of the approaches under consideration is cutting the doses of the Moderna vaccine.

The United States is monitoring the new strain of Covid-19 emerging in the United Kingdom, with U.S. officials unclear whether the mutated variant had made its way to America.

Economic relief and a vaccine drew nearer to reality to counter a coronavirus pandemic that has ravaged the U.S. economy and killed 286,487 people with year-end holiday gatherings expected to fuel another surge in infections.

The mayor of San Francisco ordered new lockdowns and business restrictions across the Bay Area in the face of the Covid-19 surge, as political leaders nationwide ramp up pressure on Americans to stay home until vaccines can be distributed.

U.S. leaders urgently called on Americans to wear masks and threatened even more drastic stay-at-home orders after deaths from the coronavirus set a single-day record, with two people dying every minute.

U.S. health officials and politicians pleaded with Americans to stay at home over the Thanksgiving holiday and abide by constraints placed on social and economic life as record coronavirus caseloads pushed hospitals to their limits.

The U.S. death toll from Covid-19 surpassed a grim new milestone of 250,000 lives lost as New York City’s public school system – the nation’s largest – called a halt to in-classroom instruction, citing a jump in coronavirus infection rates.

The White House coronavirus task force warned that much of the country is in the grips of an “unrelenting” surge in Covid-19 cases and urged tough countermeasures, as the reported number of U.S. infections hit a new daily record of more than 91,000.