In Pennsylvania, the handwringing and recriminations started almost as soon as the essential 2024 battleground state was called for Donald Trump. How did Philadelphia, the Democratic bulwark, deliver such an anemic margin for Kamala Harris? What explains the bellwether counties that Donald Trump wrested back after Joe Biden flipped them to the Democratic Party? And what happened in rural Pennsylvania, where the Harris campaign made an effort to show the flag and yet still lost 30 of the...