Louisiana Republican Sen. Bill Cassidy wanted his reelection campaign to be about the “present and the future.” President Donald Trump had other plans. Cassidy became the first GOP senator to lose renomination in close to a decade, a remarkable downfall that shows again how Trump dominates the party. He signaled in his concession speech, without mentioning Trump, that he could spend the final months of his term being more of a thorn in Trump’s side – or at least more openly critical.

Sen. Bill Cassidy of Louisiana faces two challengers — one endorsed by the president — in Saturday’s primary, five years after voting to convict Trump.

President Donald Trump has long been angry at Louisiana Sen. Bill Cassidy, who voted to convict him during his second impeachment and has held up key nominations for health posts…

If GOP voters are looking for guidance from party leaders on who to side with in the crowded Louisiana primary, they’re in for mixed messages.