‘The 67-year-old was woken at 5.35am when officers knocked on his door in connection with a single swear word which he used six days earlier.’

‘Mr Catcheside was then held in a windowless cell for six hours, had his fingerprints and a DNA swab taken, before being issued with an £80 fixed penalty notice and released.’

‘The grandfather-of-five, who is chairman of his local residents group, has been campaigning for three years for safety improvements to the internal flight of stairs.

But when an official visiting the site stopped him from following him downstairs to listen to a phone call to his supervisor on October 30, he finally lost his temper and swore.’

‘He was arrested at his flat in Fanshawe Road in Cambridge on November 5 on suspicion of ”causing harassment, alarm or distress in a public place”.’

The Mirror and some local papers also carry this story.