Fresh off an endorsement from President Donald Trump, Rep. Julia Letlow of Louisiana is launching a U.S. Senate bid against fellow Republican and second-term Sen. Bill Cassidy.

Republican Sen. Bill Cassidy’s support was crucial to Robert F.

Republicans are encountering some early headaches in Senate races viewed as pivotal to maintaining the party’s majority next year.

Louisiana state Sen. Blake Miguez, a conservative Republican, has officially launched his bid to run for U.S. Senate in 2026.

President Donald Trump and Louisiana Gov. Jeff Landry have discussed the possibility that Julia Letlow, a congresswoman elected in 2021 after her husband died of COVID, might challenge Sen. Bill Cassidy in next year's Republican primary.

A new congresswoman has been sworn in.