Cassidy is expected to challenge RFK Jr. on his vaccine skepticism and views on public health in today's confirmation hearing.

Conservatives in Louisiana view the nomination of Robert F. Kennedy Jr. as a litmus test for President Trump's agenda.

BATON ROUGE, La. (AP) — Sen. Bill Cassidy has emerged as a central figure in the confirmation of Robert F. Kennedy Jr., whose nomination to health and human services secretary poses an equally consequential moment for the second-term Republican facing an uncertain political future in Louisiana.

WASHINGTON — Louisiana Sen. Bill Cassidy asked Thursday that health chief nominee Robert F. Kennedy Jr. put aside his decades-old questioning of vaccinations and promote immunizations should he be con

Sheila Curran Bernard is the author of “Bring Judgment Day: Reclaiming Lead Belly’s Truths from Jim Crow’s Lies.” She breaks down the myths of his career and how he expanded folk and blues music across the U.S. and Europe.

Louisiana State Treasurer John Fleming, who is seeking to oust Sen. Bill Cassidy in 2026, is calling the senator a "RINO," or "Republican in name only."

Republican Louisiana U.S. Sen. Bill Cassidy said Friday he will vote to confirm Pete Hegseth as President-elect Donald Trump's secretary of defense. Hegseth, a combat veteran and former Fox News host, is among Trump's more controversial cabinet nominees ...

Click in for more news from The Hill{beacon} Health Care Health Care   The Big Story All eyes on Cassidy for second RFK Jr. hearing Sen. Bill Cassidy (R-La.), chair of the Senate

Rep. Michael Waltz (R-FL) (L) introduces U.S. President-elect Donald Trump's nominee for Secretary of Defense Pete Hegseth during his Senate Armed Services confirmation hearing on Capitol Hill on Jan. 14, i Washington, D.C. (Getty Images)

Democratic support for the would-be HHS secretary has dimmed while Republican Bill Cassidy now sounds skeptical.

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.