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● InformationalElections / Campaigns

Trump-backed Paxton defeats incumbent Cornyn in Texas runoff primary election

Cornyn lost the Republican runoff to Paxton and said he would support the party’s ticket in November.

Trump-backed Paxton defeats incumbent Cornyn in Texas runoff primary election
Image · NBC News

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Outlet credibilityNBC News86/100 HIGH
This article1 analysis · Oct 6, 2026
NBC News
May 26, 2026
tl;dr

NBC News projected that Ken Paxton defeated Sen. John Cornyn in Texas’s Republican Senate runoff, setting up a November race against Democrat James Talarico. The result followed President Donald Trump’s endorsement of Paxton and could affect the contest for Senate control.

Community verdict

VOTING CLOSED
How does this story look for
John Cornyn R · TX · SEN
NOT RATEDCLOSED

No good or bad look here

This story reports what happened without casting Cornyn in a good or bad light, so readers don’t rate it and it doesn’t count toward Cornyn’s record.

● INFORMATIONAL

People in this story

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John Cornyn
R · TX · SEN

Incumbent senator and Republican Senate candidate who lost the runoff

PRIMARY SUBJECT
Ken Paxton
R · TX

Texas attorney general and Republican Senate candidate who won the runoff

Paxton's version of this story ↗

Democratic state representative and Senate candidate who will face Paxton

Donald Trump
R · President of the United States

President who endorsed Paxton in the Republican runoff

Mitch McConnell
R · KY · SEN

Senator mentioned in Paxton’s criticism of Cornyn

Thomas Massie
R · KY-4

Representative cited as another Republican incumbent defeated by a Trump-backed challenger

Bill Cassidy
R · LA · SEN

Senator cited as another Republican incumbent defeated by a Trump-backed challenger

Part of a bigger story

28 OUTLETS
Ken Paxton Defeats John Cornyn in Texas Republican Primary Runoff

Outlets agree that Ken Paxton defeated incumbent John Cornyn in the Texas Republican Senate runoff, winning the GOP nomination. Coverage also notes that Paxton will face Democrat James Talarico in November. Left-leaning outlets cast Trump's endorsement as a potentially costly intervention that could weaken Republican prospects and give Democrats an opening. Center outlets mostly report the result and November matchup, with some attention to Cornyn's response and the race's broader implications. Right-leaning outlets more often treat Paxton's win as evidence of Trump's influence and Trump-aligned voters' strength, with some framing it as a rebuke to the party establishment.

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