Just weeks after schools began reopening, U.S. colleges are hosting raging clusters of Covid-19 infections, crises that are both medical and political. America’s unemployment rate dropped below 10% in August for the first time since March. New York’s cases are creeping up. The U.K., France, Italy and Spain all reported the highest numbers of new cases since the spring outbreak. Former Italian Premier Silvio Berlusconi was hospitalized in Milan after testing positive for Covid-19.

New Zealand reported its first virus death in more than three months. In India, the pandemic continued to rage, taking total cases to almost 4 million. Russia’s proposed vaccine induced an antibody response in early trials and had no serious adverse effects, according to the first peer-reviewed data.

Key Developments: