News Gravenhurst fire believed to be arson SHARE ON: Patrick Grapes, staff Monday Apr. 8th, 2019 Screen grab captured from video of the fire (Mike Pilger.) The Bracebridge OPP says a fire in Gravenhurst was deliberately set. The blaze broke out on Gravenhurst Parkway Saturday morning around 2:00am. The investigation, which is ongoing, has led officials to believe it was arson. No injuries were reported. If you know anything about this fire you’re asked to call the OPP at 1–888-310-1122 or Crime Stoppers at 1-800-222-8477. In the meantime, you can see a video of the blaze here.