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.

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

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."

Robert F. Kennedy Jr.’s opinions about vaccine safety will likely lead to a few Senate Republicans to vote against his nomination.

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

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.

U.S. Senators Bill Cassidy (LA-R) and Tim Scott (SC-R) led 24 Republican colleagues in introducing the Educational Choice for Children Act − bicameral legislation to expand educational freedom and opportunity for students.

Lisa Murkowski (R-Alaska) and Bill Cassidy (R-La.) on Tuesday criticized President Trump ... Susan Collins (R-Maine) is the only other GOP senator who voted to convict Trump who is still in Congress.

While Democrats blasted Robert F. Kennedy Jr. for previous comments on vaccines and some Republicans teed him up for stump speeches, Sen. Bill Cassidy of Louisiana mostly stuck

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