For NYT Opinion, Patrick Ruffini, with graphics by Quoctrung Bui and Aileen Clarke, argues that the election outcome is less about swing states and more about pockets within each state:
The best way to tell how a state will vote is to build from the precinct level up, to dig into neighborhood data and to look at the differences in demographics and voting patterns across those precincts. Using this approach, I assembled more than 100 political microcommunities in the battleground states.