As Robert F. Kennedy Jr. faced skeptical senators Thursday in the second day of his confirmation hearing to lead the department of Health and Human Services, Sen. Bill Cassidy confronted Kennedy about vaccines.

Kennedy Jr.'s statements before the Senate Finance Committee on Wednesday revealed a concerning lack of knowledge about the major health programs he'd oversee, should he be confirmed as HHS secretary.

Robert F. Kennedy Jr. Thursday faced a second day of expected fierce grilling at his Senate confirmation hearings to be President Donald Trump’s health secretary. The longtime anti-vaccine activist endured more sharp questioning from Democrats and even some GOP lawmakers about his vaccine skepticism,

Robert F. Kennedy Jr.’s alternating views on vaccines, reproductive rights and public health issues were a central focus at his first confirmation hearing Wednesday, with Democratic senators expressing dismay at his nomination and Republicans signaling he’ll likely have their support.

Robert F. Kennedy Jr., President Donald Trump's HHS secretary nominee, will say he's not "anti-vaccine" on Wednesday, the first of two straight days of Senate confirmation hearings.

RFK Jr.'s second Senate confirmation hearing focused on vaccines, Medicare, diversity, and science. Key Republicans were reticent to show support.

The final round of committee hearings for Kennedy’s bid to be HHS Secretary was contentious from the start.

The order, widely expected to be challenged in court, could block recipients from being able to receive the treatments and have a chilling effect on providers willing to offer care.

Kennedy, a Democrat who ran as an independent but ended up supporting Trump in the 2024 presidential campaign, was grilled by senators over his views on vaccines, abortion, Medicaid and more during two days of confirmation hearings.

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

Robert F. Kennedy Jr.'s views on vaccines and his nomination for HHS secretary were questioned again in a second Senate hearing.