https://www.cdc.gov/mmwr/volumes/69/wr/mm6931e1.htm?s_cid=mm6931e1_w

XPrize to give $5 million to creator of cheap, fast COVID-19 testing Google and Amazon are backing it, among others. Shannon Connellan Mashable

Tech giants including Google and Amazon pledged support for a $5 million competition to accelerate cheap and fast COVID-19 testing in the U.S.

Costa Rica-made plasma shown to inhibit coronavirus, ready for clinical trials: UCR Alejandro Zúñiga The Tico Times Costa Rica

Costa Rica is set to begin clinical trials on antibody-rich plasma that has been extracted from horses with the purpose of treating COVID-19 patients.

Two versions of the plasma were shown to inhibit the infectivity of SARS-CoV-2, the virus that causes COVID-19, in tests performed at the National Center for Biodefense and Infectious Diseases in the United States. 

Vitamin D helps the body fight coronavirus, major Israeli study claims 'Sunshine' vitamin is like a steroid, researcher says, urging public to head outdoors; another scientist urges caution, saying other factors may be at play timesofisrael

Good levels of vitamin D, the so-called sunshine vitamin, help people to fight the coronavirus more quickly and effectively and reduce chances of hospitalization, Israeli researchers have concluded.

However, others are cautioning broad conclusions, saying other factors may be involved.

As the coronavirus continues to spread rapidly throughout the U.S. and beyond, many are wondering: How on earth will this end? In an interview televised this week, President Trump reiterated his belief that sooner or later the virus will burn itself out. "I will be right eventually," the president told Fox News host Chris Wallace. "It's going to disappear, and I'll be right."

But scientists are increasingly of the view that this virus will not disappear. In interviews and correspondence with more than a dozen researchers around the world, NPR found that the vast majority believes the virus will persist at some level for a long time in places like the U.S. and Europe.

https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(20)31594-4/fulltext?dgcid=raven_jbs_etoc_email#%20

New York Times

Hong Kong, Spain, and Melbourne, Australia, are seeing resurgences. The U.S. recorded nearly 70,000 new cases, and President Trump canceled part of the Republican National Convention.