12/26/2019 - STOUHGTON, MASSACHUSETTS (NORFOLK COUNTY) - Around 0100 hours on the morning of Thursday, December 26th, 2019 the Stoughton Fire Department responded to 39 Walnut Avenue for a reported building fire. Companies arrived to find fire showing from a detached barn in the rear of the property. A working fire was requested, bringing mutual aid to the scene and to cover. A second alarm was ordered shortly after the working fire, bringing additional companies to the fire. Crews used several hand lines to knock down the heavy fire breaking through the roof line in the rear of the building. The crew from Brockton Ladder-1 opened the peak roof for ventilation. The apartment in front of the barn was evacuated as a precaution while firefighters worked on-scene. Companies were able to knock down the heavy fire quickly and remained on-scene checking for hot spots and extension. During the investigation of the fire, an illegal apartment was discovered in the garage. The cause of the fire has not been determined, but it is believed to be accidental. No injuries were reported.