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.

A key Republican senator Thursday said he was struggling with whether to support Robert F. Kennedy Jr.’s nomination to be head of the Health and Human Services Department, reflecting some of the widespread concerns lawmakers have as they approach Kennedy’s confirmation vote.

Speaking to the three top House Republican leaders over the past three days at the House GOP retreat here in Doral, Fla., revealed how President Trump is both the glue holding the fragile majority

Speaker Mike Johnson’s power within the Republican Party is about to be tested unlike anything he has faced, with Donald Trump’s agenda on the line.

House Republicans are in Florida for the next three days to hash out their agenda and hear from President Trump.

Related: Trump Rescinds Medicare Drug Executive Order Related: How Much Could Trump’s Social Security Nominee Impact Your Benefits?

Many Democrats were furious when President Donald Trump, on Tuesday, January 28, issued an executive order freezing federal government funds. Trump, they argued, had no right to do that — as the federal funds had already been authorized by Congress.