Cassidy Faces Runoff in Louisiana Senate Race

The Fall of a Political Powerhouse

Louisiana is set for a major political shift as Senator Bill Cassidy (R-LA) faces the end of his tenure after losing his bid for a third term in a primary election. This marks a dramatic fall from grace for Cassidy, who has served since 2015 and was known for his influence in the Senate. His defeat came after he voted to impeach former President Donald Trump in 2021, an action that cost him support among some key Republican factions.

Cassidy placed third in the primary, which means he will not be eligible for the runoff scheduled for June 27. The top two candidates, Rep. Julia Letlow (R-LA) and state Treasurer John Fleming, will now compete for the GOP nomination. Letlow, backed by Trump, received 44.9% of the vote, while Fleming secured 28.4%. Cassidy's 24.6% was enough to make history as the first incumbent senator to lose a primary race in nearly a decade.

A Victory for Trump

This loss represents a significant win for Trump, who had been vocal in his support for Letlow. He publicly endorsed her on Truth Social, stating that she would "make a brilliant Senator for the Great People of Louisiana." Despite this endorsement, the primary field remained competitive, with Fleming, a former deputy chief of staff during Trump’s first term, splitting the anti-Cassidy vote. However, Trump ultimately succeeded in removing Cassidy, whom he viewed as disloyal.

Letlow and Fleming are both seen as strong contenders for the Senate seat. Letlow, who won a special election in 2021 to represent her late husband’s House seat, has emphasized her support for Trump throughout the campaign. Fleming, a former congressman and founder of the Freedom Caucus, has positioned himself as the true conservative in the race. Both candidates are expected to be competitive in the upcoming runoff.

The Impact of Cassidy's Impeachment Vote

For months, Cassidy tried to recover from his impeachment vote, which occurred following the January 6 Capitol riot. As a physician and chair of the Senate’s health panel, he aligned with the White House on issues like healthcare reform and cast the deciding vote in favor of Health Secretary Robert F. Kennedy Jr., despite concerns about his vaccine skepticism. However, these efforts were not enough to regain the support of Trump, who has been targeting those who have crossed him.

Trump has been on a campaign to punish those who have defied him, and Cassidy has become one of his targets. Since losing Trump’s endorsement, Cassidy has grown more critical of the administration. This trend continued as Trump’s allies successfully removed several Indiana Republicans who refused to redraw the state’s House map. The next challenge will come on Tuesday when Rep. Thomas Massie (R-KY) faces a Trump-backed challenger in Kentucky’s House primaries.

New Primary Rules and Political Shifts

Cassidy faced a tough primary ever since Governor Jeff Landry (R-LA) implemented changes to how primaries are conducted in Louisiana. Saturday’s election was the first under the new system, which limits participation to Republican voters. Previously, Cassidy benefited from open jungle primaries that allowed Democrats to participate, but the change was seen as an effort to weaken his position.

Landry, who has taken a strong stance against Cassidy, endorsed Letlow and encouraged donors to support her. Additionally, the Make America Healthy Again movement, aligned with Kennedy, committed $1 million to backing Letlow through the MAHA PAC. Despite spending heavily—Cassidy and his allies accounted for the lion’s share of the $35 million poured into the race—polling consistently showed him in second or third place.

The Senate primary took place even as Louisiana delayed several House races due to ongoing early voting. This decision came after a Supreme Court ruling on redistricting, which is expected to lead to a redraw of the state’s House map.