The Latest on COVID-19

• ​​Health officials say that the delta variant now accounts for 83% of new COVID-19 cases in the U.S., an increase from 50% on July 3.
• ​​The “isolation bubble” system that Olympic Games organizers set up to prevent the spread of COVID-19 in the Tokyo Games village has already been broken. There’s a risk that COVID-19 could spread more widely, a public health expert said on Tuesday.
• A CNN reality check concludes that the battle against COVID-19 in the U.S. is far from over. The report mentions the new mask recommendations for students as well as the spread of the delta variant among unvaccinated people.