Tammie Sutherland is at Yonge-Dundas Square as hundreds of people were getting ready to hold a rally to protest police tactics. It comes on the heels of the fatal shooting of teen Sammy Yatim on a TTC streetcar last month.
Video: Mississauga fire investigation will be helped by 1979 train derailment: Mayor McCallion
Mississauga Mayor Hazel McCallion said the fire was serious, as the building with filled with canisters. McCallion said that after the 1979 train derailment, firefighters were given the power to inspect buildings.