Apartment Building, Residential Saskatoon, SK, Canada – Sprinkler extinguishes apartment fire started by unattended candle April 10, 2015 viking210 According to the Saskatoon fire department, just before 2 a.m. fire dispatchers received numerous calls of a fire at 431 3rd Ave. North. Multiple people were found evacuating the multi-story building. Crews made their way to the 12th floor where they found a suite with fire damage. A sprinkler head had already been activated and extinguished the fire. An investigator has determined that an unattended candle was the cause of the fire.