CHATTANOOGA, TN: Con Nooga, Eastern Tennessee’s largest multi-fandom convention has announced their official return dates for 2016. The three-day convention will take place February 19-21, 2016 at the Chattanooga Convention Center and Chattanooga Choo Choo Hotel & Entertainment Complex in Chattanooga, Tennessee. The three-day convention will feature celebrity guests, discussion panels, movie screenings, gaming, charity auctions, costume…