President Donald Trump and his political operation are working to unseat their first Republican incumbent: Kentucky Rep. Thomas Massie, who has drawn Trump's wrath by saying the president lacked the authority to attack Iran's nuclear sites without congressional approval and voted against his massive tax and spending cuts

Trump-aligned political advisers have formed a political action committee in Kentucky to oust Rep. Thomas Massie (R-KY), in President Donald Trump‘s first effort to challenge a Republican incumbent. Massie has often bucked his party by voting against the One Big Beautiful Bill Act last month and more recently sowing doubt that Iran was an “imminent

Here’s what to know about Thomas Massie, as Trump launches a campaign to oust one of his loudest intraparty critics from Congress.