A resurfaced video of RFK Jr. from 2023 shows him falsely linking the polio vaccine to other diseases. Ari Melber fact checks the heath secretary's claims.

The panel will hold two separate votes for the flu shot: one on influenza vaccines and another on influenza vaccines that contain thimerosal.

Robert F. Kennedy Jr.’s plan for America’s vaccines is coming into focus, with his revamped immunization advisory panel set to discuss the use of measles shots in kids next week and vote on an ingredient that’s been wrongly linked to autism.