Visas revoked for international students; UTRGV reports 9Texas Attorney General Ken Paxton made it official last week, announcing he will challenge U.S. Sen. John Cornyn in next March’s Republican primary. The fireworks already have begun, the Austin American- Statesman reported, with Cornyn calling his rival “a con man and a fraud.”Paxton, for his part, said he is running to “fight for President Trump’s agenda and take a sledgehammer to the D.C. establishment.” He accused Cornyn of being insufficiently loyal to Trump.Paxton’s decision to run for the Senate leaves the attorney general’s seat open in 2026. Former U.S. Attorney John Bash,