Local officials from around the country are reporting a spike in political polarization within their communities in the months leading up to the midterm elections, with the high cost of living a top driver, a new survey shared first with NBC News finds. ↧ Local political polarization is rising sharply ahead of the midterm... Cost-of-living issues are driving up tensions in local communities, while immigration is the most polarizing issue nationally, local government officials said in a new survey.