May 8- Seattle Fire Investigators has ruled an early morning fire at the Port of Seattle Terminal 25 as an accidental fire. Three semi-truck tractors were damaged when there was most likely a malfunction in the driver’s side of the engine compartment.

At 12:40 a.m. a passerby called 911 to report two or three semi’s on fire in a parking lot located on the Port of Seattle Property. The fire started on one tractor and exposed to two others. Three semi-tractors were damaged.

Fire investigators estimate the damage at $45,000.