Robert F. Kennedy Jr. pushed back on questioning from Sen. Ron Wyden (D., Ore.) about his vaccine views. “I support the measles vaccine. I support the polio vaccine. I will do nothing as HHS ...

Early on in the hearing, Kennedy and Sen. Ron Wyden, D-Ore., the ranking member of the panel, engaged in a heated exchange as Wyden attempted to nail down Kennedy's stance on the measles vaccine.