Texas Attorney General Ken Paxton is touting President Donald Trump's endorsement as he heads into the final days of his Republican primary runoff against Sen.

President Donald Trump has endorsed Texas Attorney General Ken Paxton, supercharging his effort to oust incumbent Sen. John Cornyn in a Republican primary runoff.

Donald Trump will announce who he is backing in the Texas Senate race, which features Sen. John Cornyn and state Attorney General Ken Paxton.