GHENT, WV (WOAY) - A tractor-trailer fire this morning slowed down traffic on I77 at mile marker 37.5. https://www.youtube.com/watch?v=HbjoUSgboQ4 It happened at around 7 a.m. Ghent Volunteer Fire Department said that the truck's trailer was fully engulfed in flames when they arrived. The driver was able to disconnect the tractor and move it to safety.