Major parts of a Caulfield Racecourse grandstand have been destroyed in a suspicious early morning fire. Fire Rescue Victoria responded to the blaze at Station Street in Caulfield East in Melbourne’s south-east at 6.20am on Tuesday. “Firefighters arrived on scene to find a fire in the centre of a 200m x 100m brick structure,” a statement said. Sign up for Guardian Australia’s breaking news email The response was escalated to a third alarm which indicates a significant fire, with multiple crews battling the blaze before getting it under control about 7am. One firefighter suffered a minor hand injury in the