As he faces the toughest electoral challenge of his career, Cornyn has leaned into partisan issues prized by the GOP base.

Over his 22 years in Congress, U.S. Sen. John Cornyn has amassed untold power within the Republican Party, serving on ...

John Cornyn, who next year will seek a fifth term, is respected by colleagues, who elected him to be Republican whip from 2013 to 2019. He is judicious: He was a Texas Supreme Court justice.

During his remarks in a Senate hearing in June, Senator John Cornyn attacked former President Biden over his cognitive decline. Cornyn stated, "There was a conspiracy." ...

Sen. John Cornyn, R-Texas, speaking during a Senate Finance Committee hearing at the Capitol in January, is leading a Senate Republican investigation into former President Joe Biden's mental fitness.

WASHINGTON – U.S. Sen. John Cornyn, R-Texas, said Wednesday Republican lawmakers and federal investigators will continue digging into questions about former President Joe Biden’s mental ...

When deciding whether to seek re-election next year, Texas Sen. John Cornyn said one consideration rose above all: A desire to thwart the other Republican hopeful, state Attorney General Ken ...

Former U.S. Rep. Colin Allred has launched a campaign for the Senate seat held by Republican John Cornyn, pledging to be a ...

U.S. Sen John Cornyn said Thursday he supports a criminal investigation into whether White House staff covered up President Joe Biden's mental decline.

A new federal filing offers the latest suggestion U.S. Sen. John Cornyn, R-Texas, is in for a pricy primary as he tries to remain in the office he's held for the past 22 years. The first ...

A new attack ad released by a group backing U.S. Sen. John Cornyn absurdly accuses far-right Texas Attorney General Ken Paxton — who's running for the seat now held by Texas' senior GOP senator ...