AP Photo/Chris Carlson
- Former President Donald Trump romped in virtually every GOP primary contest this year.
- But below the surface, his numbers in some key exurban areas could give him headaches in the fall.
- While exurbs generally lean toward the GOP, a sizable number of ex-Haley voters could go for Biden.
Throughout his time in the White House, Donald Trump presided over the GOP's collapse in suburban communities across the United States, especially in affluent areas filled with college-educated voters.
In the 2016 presidential election, Trump lost traditional GOP strongholds like Orange County, California, and Cobb County, Georgia, a preview of Democratic gains in the 2018 midterms and the 2020 elections.