TRENTON, Kentucky (WTVF) -- A shelter-in-place order has been issued after a train derailment Tuesday morning in Trenton. According to CSX, just after 6 a.m. central a train derailed 31 rail cars near Trenton Tress Shop Road and Dixie Bee Line Highway in Trenton, Kentucky. No injuries were reported. The cause of the incident is currently under investigation. As a precaution, Todd County issued a half-mile shelter-in-place order around the impacted site.