The Texas Senate primary race is heating up, setting spending records with over $110 million in campaign ads as candidates vie for the pivotal seat. Incumbent John Cornyn faces a tough challenge from Attorney General Ken Paxton, who believes he can secure victory even without a Trump endorsement. New polling indicates a likely runoff in the GOP primary, with recent surveys showing a tight race that has Republicans concerned about the potential for a Democrat breakthrough that could shatter their established dominance in Texas politics. With early voting already in progress, frustrations are growing within the GOP over the divisive, expensive nature of the primary, as dark money floods the race and party leaders scramble to maintain control amid rising tensions.