and it's had an impact. look at montgomery, buck, and chester. a 26-point swing in 12 years. same story in bucks county. republicans had an 11-point edge. that was completely erased by 2012. delaware county went from a 32-point edge to a 50/50 split by 2012. and in chester county, look at the difference. it's about a quarter of what it once was. joining me now is a man who has been looking that the for years. columnist for the wall street journal. you study this stuff when it comes to these county shifts. the suburban vote, you look at the party in the national election, the suburbs are the