Armed police were called to reports of teenagers brandishing a chainsaw chasing other youngsters in Crewe.
At around 8pm last night (Monday) police were called to the West Street and Flag Lane area following reports of anti-social behaviour.
Police received two separate reports of two teenagers brandishing a chainsaw and chasing other teenagers.
Armed officers and the police helicopter attended the scene and made a thorough search of the area but the teenagers were not traced and there were no further reports.
Anyone with information should contact Cheshire Police on 101 quoting IML 514979.
Alternatively information can be given anonymously by contacting Crimestoppers on 0800 555 111.