WITNESSES are needed to help with a police investigation into a robbery in Trowbridge where a man was assaulted.

A 17-year-old was assaulted by a man as part of a robbery which took place in Seymour Road, by the roundabout next to Lidl.

Both the suspect and the victim, who had a pair of headphones stolen from him, were riding bikes at the time and the suspect rode off in the direction of Trowbridge hospital.

A 17-year-old man was arrested on suspicion of robbery and has been released under investigation while enquiries continue.

Anyone with information on this incident, which was at 6pm on November 6, should call Local Crime Investigator Anna Berrett on 101 or Crimestoppers anonymously on 0800 555 111.