September 13, 2015 – Norfolk Southern’s Heritage Veteran’s Unit 6920 pulls a passenger train on the NS Mainline at Chattanooga, Tennessee as it returns from a round trip to Cleveland, Tennessee, approaching the Jersey Pike Crossing, during the Tennessee Valley Railway Museum’s 2015 Railfest. 6920 was pressed into service when they had a issue with the firebox on Southern 4501, reportedly due to bad coal. – Tech Info all photos: 1/1250sec, f/7, ISO 400, Lens: Nikon 70-300 @ 300mm with a Nikon D800 shot and processed in RAW.