California’s governor clamped new restrictions on businesses as coronavirus cases and hospitalizations soared, and the state’s two largest school districts – in Los Angeles and San Diego – said children would be made to stay home in August.

Drugmakers partnered with the U.S. government are on track to begin actively manufacturing a vaccine for COVID-19 by the end of the summer, a senior administration official said.

Coronavirus infections rose above 13 million across the world on Monday, according to a Reuters tally, climbing by one million in just five days in a pandemic that has killed more than half a million people.

Florida reported a record increase of more than 15,000 new cases of COVID-19 in 24 hours on Sunday, as the Trump administration renewed a push for schools to reopen and anti-mask protests were planned in Michigan and Missouri.

Recently published scientific studies include research into whether Covid-19 immunity might not be possible.

Atox Bio had positive results in the company’s Phase III ACCUTE trial for reltecimod for early treatment of severe Necrotizing Soft Tissue Infection (NSTI), a so-called flesh-eating disease.

Record-breaking coronavirus cases and deaths in several U.S. states are dimming hopes of economic recovery, with cellphone data showing shoppers are staying away from stores in areas where cases are rising the most.

The United States reported more than 59,000 new COVID-19 cases on Wednesday, the biggest increase ever reported by a country in a single day, according to a Reuters tally.

The U.S. coronavirus outbreak crossed a grim milestone of over 3 million confirmed cases as more states reported record numbers of new infections, and Florida faced an impending shortage of intensive care unit hospital beds.

Britain’s GSK said an injection of the company’s cabotegravir drug given every two months was found to be 65 percent more effective in preventing HIV infections than Gilead’s Truvada daily oral pills.