Homes have been evacuated after an explosion rocked a town in Worcestershire.
Officers were called to the incident in the spa town of Malvern at around 9.50pm last night.
An explosion occurred near Pound Bank Road.
No one was hurt and no property was damaged, West Mercia Police said.
Police linked the incident to a nearby home on Langland Avenue where they discovered “a suspicious substance”.
A 20-year-old local man has been arrested on suspicion of possessing an explosive substance.
A cordon has been put in place around the house and homes evacuated while explosive experts ensure they are safe, police added.
The force said in a statement: “At this time police do not believe that this incident is linked to terrorism.”
Update on last night's explosion in Malvern from Superintendent Kevin Purcell, local policing commander for South…
Locals were left alarmed and reported a major response by the emergency services.
Kim Capper wrote online: “I was one if the people evacuated last night.
“I have never heard or seen anything like that before. Very scary. All emergency services were brilliant.”
Emily Presley added: “We had a helicopter hovering over the town last night, thought something must be occurring.”
Inspector Gareth Lougher said: “We would like to thank people for their patience while we deal with this incident and we would urge people to avoid the area.”
Anyone with information that could help police with their investigation they can call 101 and quote incident 788s of 29 May 2017.
Alternatively, information can be provided anonymously to the independent charity Crimestoppers on 0800 555 111 or via www.crimestoppers-uk.org