Trump threatens to upend GOP agenda, Senate race with Louisiana endorsement

President Trump is giving Senate GOP leaders a significant headache along with his determination to endorse Rep. Julia Letlow’s (R-La.) Senate marketing campaign over Sen. Invoice Cassidy’s (R-La.), tossing contemporary uncertainty over key elements of their agenda and upending the race in a purple state.   Trump preemptively backed Letlow’s Senate marketing campaign over the weekend. The transfer roiled […]