Sen. Bill Cassidy of Louisiana has emerged as a central figure in the confirmation of Robert F. Kennedy Jr., President Donald Trump's nominee for health and human services secretary.

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."

The GOP senator and former physician expressed misgivings about whether Trump’s controversial HHS pick could be trusted with the public’s health.

Robert F. Kennedy Jr. goes before two two U.S. Senate hearings in his quest to head the nation's health department. Louisiana Sen. Bill Cassidy, a doctor, sits on both.

Heath and Human Services Secretary-nominee Robert F. Kennedy Jr. on Thursday faced a second round of Senate confirmation testimony, which this time included tough questions from three Republican lawmakers, each of whom are doctors.

Sen. Bill Cassidy (R-La.) announced that he will vote to confirm Pete Hegseth, President-elect Trump’s pick for Defense Secretary, increasing the nominee’s chances of becoming the next head

Few GOP lawmakers ventured voluntary statements ... And particularly violence against police officers.” Sen. Bill Cassidy (Louisiana) offered similar comments, telling reporters, “People ...

Bill Cassidy, R-La., during the Bayou State's 2026 ... lawmakers he largely aligns with ideologically, Fleming mentioned GOP Reps. Jim Jordan of Ohio, Scott Perry of Pennsylvania, House Freedom ...

GOP Sen. Bill Cassidy said he was "struggling" with Kennedy's nomination for health and human services secretary after repeatedly challenging his views on vaccines.

Kennedy, tapped by Trump to lead HHS, struggled to ease concerns held by on-the-fence GOP senators over his long history of vaccine skepticism.

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.