This morning’s fire at a vacant home in the 1300 South block of 300 East near Binkley Drive in Knox remains under investigation. Knox-Center Township Fire Chief Kenny Pfost says an investigator from the state fire marshal’s office has been called in, and the police are also looking into the incident. Firefighters were dispatched to the home around 1 a.m. and remained on the scene for about 6 hours. No injuries were reported. Pfost adds nobody was living in the house at the time.