Police have confirmed that they are searching the Beacon Heath area of Exeter following reports of a 'young person' armed with a knife.

The police helicopter was seen to the east of the city at around 4.30pm today performing tight circles around Exhibition Fields.

Devon and Cornwall Police later confirmed there has been reports of someone with a knife.

The police helicopter, which was returning from a successful manhunt following a police chase in South Devon, was called in to help with the search.

Force incident manager John Shuttleworth said: "The police helicopter was there in relation to a group of young people who have reported being threatened by another young person who had a knife.

"NPAS (National Police Air Service) assisted with the area search but nobody was found.

"Enquiries are ongoing. Nobody was hurt and nobody was injured."