Opinion: Republicans Have a Texas-Sized Senate Problem on Their Hands. What’s It Going To Cost Them?

BRANDON BELL / Brandon Bell/Getty Images This column is being republished with permission from its original home on Substack. For more from Chris Cillizza, subscribe here. As November’s midterm elections loom ominously on the GOP’s horizon, Texas Republican Sen. John Cornyn has unloaded on the man who beat him in a runoff to become the Republican nominee in the state’s Senate race over the summer: Ken Paxton. “Paxton’s a poor campaigner,” Cornyn told the Texas Tribune. “He’s lazy and doesn’t…