Firefighters are currently tackling a large dynamic fire in the centre of Chatham. The commercial building is home to a military surplus store and a hot tub supplier. Assistant Chief Case is instructing anyone living the area of Thames St. to stay out of the smoke. If you are inside your home, please close all windows/doors and shut off HVAC. The public is also being asked to please stay clear of Thames St and surrounding area due to the amount of smoke and to ensure clear routes of entry for responding apparatus. CKFES is working with police and EMS. The area will remain close for some time.