Donald Trump’s Path: What Map Should Democrats Fear the Most?

Each week, Nate Cohn, The Upshot’s elections analyst, based in Washington, and Toni Monkovic, an Upshot editor in New York, discuss the 2016 race and post a lightly edited transcript of their written exchange. By now, it’s clear that Donald Trump has a realistic shot to become president.
Source: Donald Trump’s Path: What Map Should Democrats Fear the Most?