Detectives in Weymouth are appealing for witnesses and anyone with information to come forward after a public order incident in the town.
The incident took place between 3am and 3.15am on Sunday 4 January 2015 along Commercial Road near the rear of Debenhams.
Detective Constable Siobhan Lovering, of Weymouth CID, said: â€œI believe an altercation took place involving a group of people.
â€œI would like to hear from any witnesses to the incident who have not yet spoken with the police yet to establish exactly what happened.
â€œAll calls will be treated in strictest confidence.â€
Witnesses and anyone with information should call Dorset Police in confidence on 101, quoting incident number 4:47. Alternatively, call the free and anonymous Crimestoppers line on 0800 555 111 where mobile phone tariffs may apply.