The incident took place in Congleton at about1.30am today, Thursday, July 30. A 26-year-old man has been arrested on suspicion of arson and is currently helping officers with their inquiries. Sergeant Welch said: "Firstly, we would like to reassure members of the public that this is believed to be an isolated incident and there is no risk to the wider community. Anyone with information is asked to contact Cheshire Police by calling 101 or visiting the police website and quoting reference number IML-2384616. The investigation is ongoing and officers are keen to hear from anyone who may have been in the area around the time of the fire.