Semi fire shuts down I-24 near Exit 1 in Clarksville

A tractor-trailer fire shut down I-24 just before the one-mile-marker near Clarksville early Friday morning.

According to Clarksville Fire Rescue, no one was injured in the fire, but a semi-truck hauling vehicles caught fire just before 1 a.m. just before the one-mile-marker, shutting down both eastbound lanes for several hours as firefighters battled the blaze. 

The cause of the blaze is unknown and under investigation.