Cornyn trounced by Paxton in another poll

Politico.com - For more and to sign up click here It’s getting late early for John Cornyn. Yet another poll shows the four-term incumbent lagging well behind his hard-right challenger, Texas Attorney General Ken Paxton, in next year’s primary. The poll, conducted on behalf of a Paxton-allied super PAC, shows the Texas attorney general with a commanding 19-point lead over the incumbent — 57 to 38 percent — in a…