Polk County is the very southeast corner of Tennessee. Its population is just shy of 17,000. It’s known for its whitewater rafting and was once the epicenter of Tennessee’s copper industry. And, at this moment, it has no hospital. The Copper Basin Medical Center closed this month, not only leaving Polk Countians without immediate medical care, but becoming the tenth rural hospital in the state to close since 2010. Today, we look at the challenges rural hospitals face.