Firefighters were still on the scene early today of a stubborn tractor trailer fire along the south bound lanes of I-81 in Mahanoy Township, Schuylkill County. The fire was first reported at 3 a.m. in a rig along the south bound lanes at the 131 mile marker just north of the Mahanoy City exit. Fire companies from throughout eastern and central Schuylkill County battled the flames throughout the night and this morning, pouring thousands of gallons of water and foam onto the debris. No injuries have been reported. Tamaqua fire police were maintaining traffic control at the scene.