Rep. Thomas Massie (R-Ky.) is projected to lose his Kentucky House primary race to President Trump-endorsed challenger Ed Gallrein, according to Decision Desk HQ, a major victory for the president in his bid to oust Republican lawmakers who openly defy him. Gallrein, a retired Navy SEAL and farmer, was projected to win the GOP primary in Kentucky’s 4th Congressional District, ending Massie’s 14-year tenure in the deep-red seat. Trump recruited Gallrein to run against Massie after the incumbent congressman broke with the president on a series of high-profile issues. Tuesday’s results mark the latest example of Trump’s firm hold on...