The U.S. Food and Drug Administration is aiming to give full approval for the Pfizer vaccine by early September, the New York Times reported on Aug. 3, citing people involved in the effort.

President Joe Biden on July 29 urged local governments to pay people to get vaccinated against Covid-19, and set new rules requiring federal workers to provide proof of vaccination or face regular testing, mask mandates and travel restrictions.

Americans fully vaccinated against Covid-19 should go back to wearing masks in indoor public places in regions where the coronavirus is spreading rapidly, U.S. health authorities said on July 27.

China rejected on July 22 a World Health Organization (WHO) plan for a second phase of an investigation into the origin of the coronavirus, which includes the hypothesis it could have escaped from a Chinese laboratory, a top health official said.

U.S. President Joe Biden said the Centers for Disease Control is likely to advise that kids who have not been vaccinated against Covid-19 should wear masks when they return from summer holidays to school in the fall.

Swiftly rising coronavirus cases across the United States and abroad fueled fears of a pandemic resurgence on July 19 and sent shockwaves through stock markets as the highly contagious Delta variant appeared to be taking hold.

Facebook on July 17 defended itself against U.S. President Joe Biden’s assertion that the social media platform is “killing people” by allowing misinformation about coronavirus vaccines to proliferate, saying the facts tell a different story.

DaVita and the dialysis provider’s former CEO Kent Thiry were indicted by a federal grand jury in Denver on charges they conspired with competitors not to hire each other’s key employees, the U.S. Justice Department said on July 15.

University of Oxford researchers started clinical trials for a new vaccine that can potentially target a wide range of human immunodeficiency virus (HIV) variants. 

The United States will likely fail to meet President Joe Biden’s goal to deliver at least one Covid-19 vaccine to 70 percent of adults by July 4, officials said on June 22 and warned the Delta variant first found in India poses the greatest threat to U.S. eradication efforts.