Sen. John Cornyn (R-Texas), who plans to run for reelection in 2026, is facing a possible primary challenger in Texas ...

John Cornyn met with Robert F ... with critics coming from both sides of the aisle. Sen. Bill Cassidy (R-La.) told "Fox News Sunday" that Kennedy was wrong about vaccinations.

Louisiana’s Bill Cassidy ... Potential challengers: Cassidy has already drawn a Republican challenger, state Treasurer John Fleming. Fleming, a former U.S. House member from northern Louisiana ...

Robert F. Kennedy Jr., President Donald Trump's nominee to run the Department of Health and Human Services, has a Senate ...

Allies of President Donald Trump have been quick to threaten primary challengers for Republican senators who don't back Trump ...