Brazil’s richest and most populous state, Sao Paulo, warned its ability to care for seriously ill Covid-19 patients was on the verge of collapse as it ran perilously low on key drugs, according to a letter to the federal government seen by the Folha de Sao Paulo newspaper.

To challenge the status quo reporting of mass-shootings, the Columbia Journalism Review (CJR) is bringing together some of the biggest names in journalism to help chart a new path forward for covering mass shootings.

Multiple countries across Europe and parts of Asia suspended the use of AstraZeneca’s Covid-19 vaccine over fears the medication is leading to the development of blood clots in some patients who have received the medication.

Sinovac Biotech’s annual production capacity of Covid-19 vaccine can reach 2 billion doses by June, a company spokesman confirmed to Reuters on March 3.

The United States must stick to a two-dose strategy for the Pfizer-BioNTech and Moderna Covid-19 vaccines, top U.S. infectious disease official Anthony Fauci told the Washington Post newspaper.

Many Americans are hesitant to be vaccinated against Covid-19, according to research from Invisibly.

Oxford scientists are preparing to rapidly produce new versions of their vaccine to combat emerging more contagious Covid-19 variants discovered in the UK, South Africa and Brazil, The Telegraph reported.

A panel of outside advisers to the U.S. Food and Drug Administration overwhelmingly endorsed emergency use of Moderna Inc.’s coronavirus vaccine, virtually assuring a second option for protecting against Covid-19 for a pandemic-ravaged nation.

Anthony S. Fauci, director of the National Institute of Allergy and Infectious Diseases (NIAID), noted that it would take time – possibly months – before people 18 years of age and younger could get a Covid-19 vaccine because clinical trials were either underway or had not yet begun.

An AstraZeneca executive said he felt encouraged by “incredibly promising” large-scale Covid-19 vaccine trial results unveiled by New York-based Pfizer and the company’s German partner BioNTech.