The Trump administration is ending U.S. support for immunizations abroad because of its opposition not only to foreign aid, but to vaccination itself.

Data for a new drug showed it can help keep babies out of the hospital with respiratory syncytial virus, or RSV. Scientists of the Centers for Disease Control and Prevention presented the evidence in a long series of slides to the federal vaccine panel recently remade by Health and Human Services Secretary Robert F.

A panel of vaccine advisers handpicked by Robert F. Kennedy Jr. concluded a two-day meeting with votes to limit the availability of certain flu vaccines. Their concern is a preservative that has been a source of controversy despite ample evidence that it is safe.