A U.S. District Court judge ruled that Walgreens contributed to the San Francisco opioid epidemic by failing to properly investigate suspicious opioid orders for nearly 15 years. Penalties will be determined in a later trial. (Reuters)

Children in London will be offered a polio vaccine booster. The U.K. Health Security Agency is hoping to slow the virus’ spread after 116 polioviruses were identified in 19 sewage samples. (The Guardian)

The Food and Drug Administration will allow children who are at high risk to be vaccinated for monkeypox. The head of the FDA’s vaccine division said there has been an increase in possible exposures among children over the past week. (CNBC)

A New York health official warned that polio cases in the region have gone undiagnosed. Scientists are examining a link between a New York case involving paralysis and traces of poliovirus found in London. (BBC)

A vaccine for Lyme disease is in its final clinical trial. Pfizer and Valneva said that if the Phase III study is successful, they would seek authorization in 2025. (NPR)