The top Republican on the Senate's health committee, Sen. Bill Cassidy, R-La., faced criticism from fellow Republicans after he suggested his vote for Robert F. Kennedy Jr.'s confirmation as Health and Human Services secretary is not a lock.

The takeaways after Robert F. Kennedy Jr. faced questions from senators during his confirmation hearings to potentially lead the Department of Health and Human Services.

Watch live as RFK Jr. faces questions from senators in his confirmation hearing as President Trump’s nominee to lead the Department of Health and Human Services.

“There are so many things about RFK Jr. that would seem to make him a Democratic appointee instead of a Republican one — but so much of that is overshadowed by his anti-vaccine views, which resonate with Republicans after the Covid experience,” said Larry Levitt, executive vice president at the health policy think tank KFF.

A longtime environmental lawyer with no experience working in public health administration or medicine, Kennedy is known for his work in questioning the safety and efficacy of vaccines, including encouraging parents not to adhere to vaccination recommendations and helping to sue a vaccine manufacturer for what he alleged was marketing fraud.