More dramatic questioning on vaccines in RFK Jr's second confirmation hearing. Bond/Simmons-Duffin/Stone/Webber ...

Kennedy appeared on Wednesday and Thursday in front of the Senate’s finance and health committees, giving independent Sen. Bernie Sanders and Sen. Peter Welch, a Democrat, a chance to weigh in.

Robert F. Kennedy Jr. ‘s bid to be the nation’s top health official is uncertain after a key Republican joined Democrats to raise concerns over the nominee's skepticism of childhood vaccinations.