A MAN has been arrested after an alleged sex attack on a teenager.

The alleged assault happened between midnight and 1am on Saturday, March 18, as the 18-year-old woman walked in River Way, Andover.

A 21-year-old man has been arrested on suspicion of sexual assault and has been given police bail until May 12 pending further enquiries.

Detectives are continuing to try and track down an unidentified woman who came to the aid of the victim during the incident.

Anyone with information si asked to call police on 101 and quote reference number 44170101231.