Here’s what to know

• Former U.S. secretary of state Gen. Colin L. Powell died of covid-19 complications, his family said.
• Months after many U.S. health-care systems began requiring coronavirus vaccines, administrators at some of the nation’s largest hospital systems said in interviews that the mandates have worked.
• Millions of people in the United States are eligible for booster shots. Does that include you? Find out here.
• Molnupiravir could soon be the first approved oral antiviral pill to treat people who have been infected with the coronavirus. Here’s what to know about it.