Louisiana Senate Primary Features Incumbent Cassidy Against Trump-Endorsed Challenger

Trump has criticized Cassidy for voting to convict him during the impeachment trial following the January 6 attack on the U.S. Capitol. The president has also accused Cassidy of disloyalty for not supporting a nominee aligned with the MAHA initiative for surgeon general.

Cassidy, a physician by training, has clashed with Robert F. , the Secretary of Health and Human Services, over proposed changes to the Centers for Disease Control and Prevention and federal vaccine recommendations. Letlow previously served as an academic administrator and won a special election to Congress after her husband, who had been elected in 2020, died of COVID-19 before taking office.

Fleming has accused Letlow's campaign chair of offering him a position as deputy director of the C.D.C. in exchange for dropping out of the race. The campaign chair has denied the accusation. On the Democratic side, three candidates are competing. , a third-generation Louisiana farmer who has focused on progressive priorities including raising the minimum wage, taxing the wealthy and passing Medicare for All.

Primary elections for Louisiana's House races, originally set for Saturday, were suspended after the Supreme Court's ruling last month in Louisiana v. Callais. The decision found that state lawmakers had illegally used racial demographics to redraw congressional districts in 2024.

It invalidated a core provision of the Voting Rights Act and permitted Southern states to redraw maps to remove majority-minority districts where racial minorities make up more than 50 percent of the population. Earlier this week, Louisiana's state Senate voted to advance a new congressional map.