Police are investigating the robbery of a 21-year-old man who was threatened with a knife in Wimpole Road, Colchester.

The man from Colchester was approached as he was riding his bike at around 10pm on October 22.

They took his mobile phone and cash from him but he was not injured.

A 23-year-old man from Colchester was arrested on Saturday at an address in Great Bromley. He was questioned by officers and was released on bail pending further enquiries until December 6.

Anybody with information should contact Dc Andrea Ford on 101, or Crimestoppers anonymously on 0800 555 111 or www.crimestoppers-uk.org