Sen. John Cornyn has established a wide fundraising advantage over his Texas Republican primary opponent state Attorney General Ken Paxton, according to financial figures obtained by Axios. Why it matters: Cornyn is facing a more serious primary threat than any other senator up for election next year — and will need every dollar he can get.

Ken Paxton, who is running for U.S. Senate against longtime incumbent John Cornyn, asked for prayers and privacy as the pair “start a new chapter in our lives.”