Cochlear implants offer help for those who are hard of hearing. The devices have been around for years - but the surgery to implant them was not available in Southeast Tennessee - until now. Two practices here in Chattanooga - Johnson Audiology, and Associates in ENT - have partnered to make the surgery available at Memorial Hospital. Dr. Megan Johnson is owner of Johnson Audiology - and Dr. Doug Leinig is a surgeon with Associates in ENT...