President Donald Trump’s refusal to work cooperatively with the Senate has caused many to complain that it has become a “circular firing squad.” Now he has refused to endorse his Senate Majority Leader, John Thune of South Dakota, for reelection — and Thune sarcastically slapped him back. Earlier on Wednesday, The Hill reported that Senate Republicans are conflicted on how to handle their wayward president. "They’re also at odds over whether to dive into what Senate Majority Leader John Thune (R-S.D.) Trump is upset with Thune because the Senate Majority Leader has refused to focus on Trump’s voter suppression bill, the SAVE America Act, which he admitted as far back as February 2026 does not have the votes to pass.