Former U.S. Attorney and Elon Musk lawyer John Bash is the first to throw his hat in the ring to replace Attorney General Ken Paxton, who is making a bid for a U.S. Senate seat.

Texas Attorney General Ken Paxton's entering the U.S. Senate race against incumbent John Cornyn could serve as a litmus test for a Republican party in flux.

John Bash, who is a partner at Quinn Emanuel Urquhart & Sullivan LLP, said he is running because the Texas attorney general’s office is at the “forefront of all the critical legal issues facing the country,