RFK Jr.'s partial vaccine legacy

Health Secretary Robert F. Kennedy Jr.'s vaccine agenda is one of the biggest political liabilities hanging over Republicans, but his suspicion of the medical system is likely to endure with the GOP base. Why it matters: Kennedy will one day leave public life, whether it's after the midterms or later, and it is an open question who — if anyone — will pick up where he left off merging vaccine skepticism with official health policy. Mistrust of the medical establishment and willingness to…