That’s a significant fact about the mood of the voters in Pennsylvania, but it also explains why the polls aren’t a clear reflection of the mood of the electorate!
The polls are based on an understanding of what the make up of the voters will be on Election Day! These two candidates are completely different than we’ve seen before so the polls will be questionable!
This large shift In registration shows that more Pennsylvanians are pro Trump than for Hillary! Another reason not to trust the polls!