Other / Not Specified, Other Business Arson fire at emergency shelter extinguished by sprinkler system (Saskatoon, SK) December 24, 2013 viking210 An early morning fire at The Lighthouse emergency shelter and supported living center in downtown Saskatoon was extinguished by the building’s sprinkler system. Fire officials say the fire was intentionally set. Fire crews were called to the building just after 1:30 a.m. after receiving reports of smoke coming from the second floor. Firefighters arrived to find smoke and water on the second floor which was traced to the closet. No injuries were reported.