John Cornyn (R-Texas), who spent years defending the Senate filibuster, announced Wednesday that he is open to changing the rules to help pass the SAVE America Act, a major election overhaul bill championed by President Donald Trump.

U.S. Sen. John Cornyn made the declaration as he's waiting for President Donald Trump to weigh in on his runoff election against Attorney General Ken Paxton.

Senator John Cornyn has changed his stance on eliminating filibusters as he seeks President Donald Trump's endorsement in his upcoming primary runoff against Ken Paxton. FOX 4's Amelia Jones has more.

John Cornyn by endorsing him promptly and making clear to state attorney general Ken Paxton that he needs to drop out. But so far, Trump hasn’t done anything, and Democrats are enjoying a political cage match that could last until the May 26 runoff.

Cornyn’s change of heart comes amid a grueling primary battle with Attorney General Ken Paxton, who said he'd consider dropping out if Republicans scrapped the filibuster to pass a voter ID law.

Sen. John Cornyn (R-Texas), who is in the middle of a heated GOP runoff race, is now backing changing the Senate filibuster rule to advance the Safeguard American Voter Eligibility (SAVE America)