Now that we know why raw sewage sometimes backs up into basements and overflows in public waterways, why hasn’t it been fixed yet? We examine the first possible villain in this mystery: a political tug of war between city and county officials that began more than 50 years ago.See a transcript of this episode along with more photos and videos at wvxu.org/backedupFind us online: @917WVXU @beccacostellonews @holdshelf