Donald Trump’s presidential campaign slogs on, but he has effectively blown his chances at getting into 1600 Pennsylvania Avenue. By failing to pivot through his convention, by failing to build a ground team in important states, and by failing to reassure voters uneasy with his primary rhetoric, Trump has killed his campaign.
The result: His numbers with college-educated voters and blacks have dropped dramatically, effectively locking him out of states such as Florida, Ohio, and, yes, Pennsylvania...