Police are appealing for witnesses to a large fight involving about 10 people on Alton High Street.
A woman in her 60s suffered head injuries in the incident, which took place at around 1am on Saturday, April 26.
Police were called to the area, at the junction of Draymans Way, following reports of a fight. Approximately 10 people are believed to have been involved.
On arrival, officers located the injured woman, who was taken to hospital for treatment.
Police have been conducting a number of enquiries, including reviewing CCTV. Officers believe there were a lot of people in the area who witnessed the incident, including members of the public recording it on their mobile phones.
Anyone who witnessed the incident, or recorded it on video, can contact police on 101, quoting 44250180512.
You can also submit information online here.
Alternatively, you can contact the independent charity Crimestoppers on 0800 555 111, or via their anonymous online form here.