If you have any evidence to show that political polarization is decreasing, you're welcome to post it. All of the trends, not just recently but for the past 15 or so years, show that polarization has only continued to ratchet up. The DNC leadership is in total agreement with the radicals over everything but fiscal policy, if you've been paying attention to their discussions with each other.
Gaps between Republicans and Democrats over racial discrimination, immigration and poverty assistance have widened considerably in recent years.
www.people-press.org