MIDDLESEX CENTRE, ONT. A London man is facing charges and a woman is being sought after a suspicious fire on King Street Tuesday afternoon. Emergency crews responded to a fire in a vacant building in the 700 block of King Street around 2:30 p.m. The fire was contained to a small area within the structure. No damage estimate has been released. No one was injured in the blaze. After the fire was deemed suspicious, an investigation began and a suspect was arrested nearby. A 28-year-old London man has been charged with arson causing damage to property and break, enter and commit arson.