Just before 10:00, Wednesday, crews were called to the scene of a working tractor trailer fire on Interstate 81.
The incident is reported to be near Milemark 112 in the Northbound lanes.
Northbound traffic is being diverted off Exit 107 (Tower City).
UPDATE (11:00am) - As of 11:00am, the Interstate open but a single lane in the area of the incident. Traffic is moving slowly through the area.