The Parry Sound Fire Department is investigating the cause of a Louisa Street fire.
Last night around 10:00pm, the fire department along with West Parry Sound OPP and Parry Sound EMS were called to a minor explosion on Louisa Street.  Police say residents were cleared out and minor injuries were reported.
Officers are asking anyone with information to contact police or if you wish to remain anonymous and be eligible for a cash reward, call Crime Stoppers.