Certain viruses attack bacteria and can sometimes clear antibiotic-resistant infections. Researchers said they had tailored a virus to attack one patient’s illness.

Defense Secretary Pete Hegseth met with Prime Minister Benjamin Netanyahu, two people with knowledge of the trip said. Israel holds elections in a week.

The mayor of Kenscoff, a town near Haiti’s capital, wrote government officials hundreds of letters to warn of gang threats. Then dozens of people died, and he did, too.