An investigation is ongoing into a fire at a residential building in Cambridge.
Emergency crews were called to the building, in the area of Queens Square and Melville Street, just before 11 p.m. Saturday.
The Cambridge Fire Department attended and extinguished the fire.
The building was also evacuated and no one was physically injured.
Anyone who has any information is asked to contact police at 519-570-9777 or Crime Stoppers at 1-800-222-8477. Anonymous tips can also be submitted online at www.waterloocrimestoppers.com.