Has Tucker Carlson nuked Trump’s midterm elections?

ISLAMABAD- Tucker Carlson has warned of a possible American nuclear attack on Iran, but the political bomb he has dropped may have landed much closer to home, on Donald Trump’s Republican Party. His extraordinary warning, issued just hours before the November 3 midterm elections, raises a question that goes beyond another military confrontation: could a prominent conservative commentator be challenging Trump’s political credibility at the most sensitive moment for his party?