Stuart Rothenberg: “If 2016 was a realignment, it was a shallow one. Yes, the Republican presidential nominee carried Wisconsin and Pennsylvania, but the margins were extremely narrow: just over 44,000 votes out of over 6 million cast in Pennsylvania and under 23,000 out of almost 3 million in Wisconsin.” “Still, realignments in Wisconsin and Pennsylvania (to say nothing about competitive states like Ohio and Iowa), particularly around cultural issues, could affect near-term elections, including next year’s midterms and the 2020 presidential election.” “Count me as skeptical that the statewide shifts in both states are large enough and long-lasting enough to constitute partisan realignments.